1111100231023 has 4 divisors (see below), whose sum is σ = 1176459068160. Its totient is φ = 1045741393888.

The previous prime is 1111100230951. The next prime is 1111100231039. The reversal of 1111100231023 is 3201320011111.

It is a happy number.

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 1111100231023 - 2²⁵ = 1111066676591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111100230988 and 1111100231006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111100231093) 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, 32679418543 + ... + 32679418576.

It is an arithmetic number, because the mean of its divisors is an integer number (294114767040).

Almost surely, 2^{1111100231023} is an apocalyptic number.

1111100231023 is a deficient number, since it is larger than the sum of its proper divisors (65358837137).

1111100231023 is an equidigital number, since it uses as much as digits as its factorization.

1111100231023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65358837136.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1111100231023 its reverse (3201320011111), we get a palindrome (4312420242134).

The spelling of 1111100231023 in words is "one trillion, one hundred eleven billion, one hundred million, two hundred thirty-one thousand, twenty-three".