1113131112023 has 16 divisors (see below), whose sum is σ = 1277877921600. Its totient is φ = 949825253376.

The previous prime is 1113131111999. The next prime is 1113131112047. The reversal of 1113131112023 is 3202111313111.

It is an interprime number because it is at equal distance from previous prime (1113131111999) and next prime (1113131112047).

It is a cyclic number.

It is not a de Polignac number, because 1113131112023 - 2⁶ = 1113131111959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113131111986 and 1113131112004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113131132023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1125911 + ... + 1869207.

It is an arithmetic number, because the mean of its divisors is an integer number (79867370100).

Almost surely, 2^{1113131112023} is an apocalyptic number.

1113131112023 is a deficient number, since it is larger than the sum of its proper divisors (164746809577).

1113131112023 is an equidigital number, since it uses as much as digits as its factorization.

1113131112023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744266.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1113131112023 its reverse (3202111313111), we get a palindrome (4315242425134).

The spelling of 1113131112023 in words is "one trillion, one hundred thirteen billion, one hundred thirty-one million, one hundred twelve thousand, twenty-three".