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120020211220002 = 23174583256746397
BaseRepresentation
bin11011010010100001100010…
…000011100011111000100010
3120201221211010212202101120020
4123102201202003203320202
5111212402343033020002
61103132305053254310
734165113501545622
oct3322414203437042
9521854125671506
10120020211220002
1135273316349a15
1211564879a94396
1351c7b1b7b9852
14218d01b418882
15dd2003be52bc
hex6d28620e3e22

120020211220002 has 32 divisors (see below), whose sum is σ = 254215905501312. Its totient is φ = 37645183567104.

The previous prime is 120020211219967. The next prime is 120020211220009. The reversal of 120020211220002 is 200022112020021.

It is a super-2 number, since 2×1200202112200022 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120020211220009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127905733 + ... + 128840664.

It is an arithmetic number, because the mean of its divisors is an integer number (7944247046916).

Almost surely, 2120020211220002 is an apocalyptic number.

120020211220002 is an abundant number, since it is smaller than the sum of its proper divisors (134195694281310).

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

120020211220002 is a wasteful number, since it uses less digits than its factorization.

120020211220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256751002.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 120020211220002 its reverse (200022112020021), we get a palindrome (320042323240023).

The spelling of 120020211220002 in words is "one hundred twenty trillion, twenty billion, two hundred eleven million, two hundred twenty thousand, two".

Divisors: 1 2 3 6 17 34 51 102 4583 9166 13749 27498 77911 155822 233733 467466 256746397 513492794 770239191 1540478382 4364688749 8729377498 13094066247 26188132494 1176668737451 2353337474902 3530006212353 7060012424706 20003368536667 40006737073334 60010105610001 120020211220002