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2012211122013 = 321911767316503
BaseRepresentation
bin11101010010000001001…
…000010000111101011101
321010100212110020010021100
4131102001020100331131
5230432002021401023
64140221431423313
7265243316220621
oct35220110207535
97110773203240
102012211122013
117064127a1564
12285b91524b39
1311799b378661
146d56a547181
1537520052c43
hex1d481210f5d

2012211122013 has 12 divisors (see below), whose sum is σ = 3059502291040. Its totient is φ = 1270870182216.

The previous prime is 2012211122011. The next prime is 2012211122017. The reversal of 2012211122013 is 3102211122102.

2012211122013 is a `hidden beast` number, since 201 + 221 + 11 + 220 + 13 = 666.

It is not a de Polignac number, because 2012211122013 - 21 = 2012211122011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012211122011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5883658081 + ... + 5883658422.

Almost surely, 22012211122013 is an apocalyptic number.

It is an amenable number.

2012211122013 is a deficient number, since it is larger than the sum of its proper divisors (1047291169027).

2012211122013 is a wasteful number, since it uses less digits than its factorization.

2012211122013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11767316528 (or 11767316525 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2012211122013 its reverse (3102211122102), we get a palindrome (5114422244115).

The spelling of 2012211122013 in words is "two trillion, twelve billion, two hundred eleven million, one hundred twenty-two thousand, thirteen".

Divisors: 1 3 9 19 57 171 11767316503 35301949509 105905848527 223579013557 670737040671 2012211122013