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120211021020210 = 23529031380307969
BaseRepresentation
bin11011010101010011001111…
…001101001011110000110010
3120202122001122202001112222120
4123111103033031023300302
5111224014132340121320
61103400103005415110
734214650110232341
oct3325231715136062
9522561582045876
10120211021020210
113533723151aa7a
121159584b86a496
13520cb09b23083
14219835cb33b58
15dd6e7041c440
hex6d54cf34bc32

120211021020210 has 32 divisors (see below), whose sum is σ = 288605832831360. Its totient is φ = 32045229785088.

The previous prime is 120211021020193. The next prime is 120211021020239. The reversal of 120211021020210 is 12020120112021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120211021020210.

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, 690066895 + ... + 690241074.

It is an arithmetic number, because the mean of its divisors is an integer number (9018932275980).

Almost surely, 2120211021020210 is an apocalyptic number.

120211021020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120211021020210 is an abundant number, since it is smaller than the sum of its proper divisors (168394811811150).

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

120211021020210 is a wasteful number, since it uses less digits than its factorization.

120211021020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380310882.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120211021020210 its reverse (12020120112021), we get a palindrome (132231141132231).

The spelling of 120211021020210 in words is "one hundred twenty trillion, two hundred eleven billion, twenty-one million, twenty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 2903 5806 8709 14515 17418 29030 43545 87090 1380307969 2760615938 4140923907 6901539845 8281847814 13803079690 20704619535 41409239070 4007034034007 8014068068014 12021102102021 20035170170035 24042204204042 40070340340070 60105510510105 120211021020210