11312044023 has 16 divisors (see below), whose sum is σ = 17986853376. Its totient is φ = 6182980320.

The previous prime is 11312043997. The next prime is 11312044027. The reversal of 11312044023 is 32044021311.

It is not a de Polignac number, because 11312044023 - 2⁹ = 11312043511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312044027) 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, 11709708 + ... + 11710673.

It is an arithmetic number, because the mean of its divisors is an integer number (1124178336).

Almost surely, 2^11312044023 is an apocalyptic number.

11312044023 is a deficient number, since it is larger than the sum of its proper divisors (6674809353).

11312044023 is a wasteful number, since it uses less digits than its factorization.

11312044023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23420414.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11312044023 its reverse (32044021311), we get a palindrome (43356065334).

The spelling of 11312044023 in words is "eleven billion, three hundred twelve million, forty-four thousand, twenty-three".