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2120211212000 = 2553775721829
BaseRepresentation
bin11110110110100110011…
…011111010011011100000
321111200122011110010212012
4132312212123322123200
5234214143032241000
64302002300252052
7306115544642630
oct36664633723340
97450564403765
102120211212000
117481a3a56682
122a2ab2541028
13124c2043014b
1474893c966c0
153a2417a4735
hex1eda66fa6e0

2120211212000 has 96 divisors (see below), whose sum is σ = 5953553161920. Its totient is φ = 726929548800.

The previous prime is 2120211211999. The next prime is 2120211212011. The reversal of 2120211212000 is 2121120212.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37832915 + ... + 37888914.

It is an arithmetic number, because the mean of its divisors is an integer number (62016178770).

Almost surely, 22120211212000 is an apocalyptic number.

2120211212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120211212000 is an abundant number, since it is smaller than the sum of its proper divisors (3833341949920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120211212000 is an equidigital number, since it uses as much as digits as its factorization.

2120211212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75721861 (or 75721843 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2120211212000 its reverse (2121120212), we get a palindrome (2122332332212).

The spelling of 2120211212000 in words is "two trillion, one hundred twenty billion, two hundred eleven million, two hundred twelve thousand".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 125 140 160 175 200 224 250 280 350 400 500 560 700 800 875 1000 1120 1400 1750 2000 2800 3500 4000 5600 7000 14000 28000 75721829 151443658 302887316 378609145 530052803 605774632 757218290 1060105606 1211549264 1514436580 1893045725 2120211212 2423098528 2650264015 3028873160 3786091450 4240422424 5300528030 6057746320 7572182900 8480844848 9465228625 10601056060 12115492640 13251320075 15144365800 16961689696 18930457250 21202112120 26502640150 30288731600 37860914500 42404224240 53005280300 60577463200 66256600375 75721829000 84808448480 106010560600 132513200750 151443658000 212021121200 265026401500 302887316000 424042242400 530052803000 1060105606000 2120211212000