11112100332031 has 4 divisors (see below), whose sum is σ = 11112142120200. Its totient is φ = 11112058543864.

The previous prime is 11112100332023. The next prime is 11112100332103. The reversal of 11112100332031 is 13023300121111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11112100332031 - 2³ = 11112100332023 is a prime.

It is a super-2 number, since 2×11112100332031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112100332331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20492641 + ... + 21027898.

It is an arithmetic number, because the mean of its divisors is an integer number (2778035530050).

Almost surely, 2^{11112100332031} is an apocalyptic number.

11112100332031 is a deficient number, since it is larger than the sum of its proper divisors (41788169).

11112100332031 is an equidigital number, since it uses as much as digits as its factorization.

11112100332031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41788168.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11112100332031 its reverse (13023300121111), we get a palindrome (24135400453142).

The spelling of 11112100332031 in words is "eleven trillion, one hundred twelve billion, one hundred million, three hundred thirty-two thousand, thirty-one".