113428732011 has 16 divisors (see below), whose sum is σ = 172855947264. Its totient is φ = 64811856384.

The previous prime is 113428732009. The next prime is 113428732051. The reversal of 113428732011 is 110237824311.

It is not a de Polignac number, because 113428732011 - 2¹ = 113428732009 is a prime.

It is a super-2 number, since 2×113428732011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113428732051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127755 + ... + 493131.

It is an arithmetic number, because the mean of its divisors is an integer number (10803496704).

Almost surely, 2^113428732011 is an apocalyptic number.

113428732011 is a deficient number, since it is larger than the sum of its proper divisors (59427215253).

113428732011 is a wasteful number, since it uses less digits than its factorization.

113428732011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380170.

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 113428732011 in words is "one hundred thirteen billion, four hundred twenty-eight million, seven hundred thirty-two thousand, eleven".