Base | Representation |
---|---|
bin | 101101111100111101010100… |
… | …111011111100000101001100 |
3 | 222111120200021220212120220221 |
4 | 231330331110323330011030 |
5 | 202442211033421041022 |
6 | 1553455545124321124 |
7 | 60366215636144650 |
oct | 5574752473740514 |
9 | 874520256776827 |
10 | 202101111112012 |
11 | 59439666504122 |
12 | 1a8006712431a4 |
13 | 88a008c5a43c8 |
14 | 37c9a62d26a60 |
15 | 18571a8ad4cc7 |
hex | b7cf54efc14c |
202101111112012 has 24 divisors (see below), whose sum is σ = 404202940243200. Its totient is φ = 86614608043920.
The previous prime is 202101111112009. The next prime is 202101111112049. The reversal of 202101111112012 is 210211111101202.
It is a super-2 number, since 2×2021011111120122 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10406937 + ... + 22638607.
It is an arithmetic number, because the mean of its divisors is an integer number (16841789176800).
Almost surely, 2202101111112012 is an apocalyptic number.
It is an amenable number.
202101111112012 is an abundant number, since it is smaller than the sum of its proper divisors (202101829131188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202101111112012 is a wasteful number, since it uses less digits than its factorization.
202101111112012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12821781 (or 12821779 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 16.
Adding to 202101111112012 its reverse (210211111101202), we get a palindrome (412312222213214).
The spelling of 202101111112012 in words is "two hundred two trillion, one hundred one billion, one hundred eleven million, one hundred twelve thousand, twelve".
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