113111132001 has 24 divisors (see below), whose sum is σ = 175507242624. Its totient is φ = 64609302240.

The previous prime is 113111131957. The next prime is 113111132003. The reversal of 113111132001 is 100231111311.

It is not a de Polignac number, because 113111132001 - 2¹⁷ = 113111000929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113111132003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222531 + ... + 525111.

It is an arithmetic number, because the mean of its divisors is an integer number (7312801776).

Almost surely, 2^113111132001 is an apocalyptic number.

It is an amenable number.

113111132001 is a deficient number, since it is larger than the sum of its proper divisors (62396110623).

113111132001 is a wasteful number, since it uses less digits than its factorization.

113111132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305141 (or 305134 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 113111132001 its reverse (100231111311), we get a palindrome (213342243312).

The spelling of 113111132001 in words is "one hundred thirteen billion, one hundred eleven million, one hundred thirty-two thousand, one".