11312203023 has 12 divisors (see below), whose sum is σ = 17825289768. Its totient is φ = 6855880560.

The previous prime is 11312202991. The next prime is 11312203051. The reversal of 11312203023 is 32030221311.

It is not a de Polignac number, because 11312203023 - 2⁵ = 11312202991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11312202987 and 11312203005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312204023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57132240 + ... + 57132437.

It is an arithmetic number, because the mean of its divisors is an integer number (1485440814).

Almost surely, 2^11312203023 is an apocalyptic number.

11312203023 is a deficient number, since it is larger than the sum of its proper divisors (6513086745).

11312203023 is a wasteful number, since it uses less digits than its factorization.

11312203023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114264694 (or 114264691 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11312203023 its reverse (32030221311), we get a palindrome (43342424334).

The spelling of 11312203023 in words is "eleven billion, three hundred twelve million, two hundred three thousand, twenty-three".