11323231042 has 16 divisors (see below), whose sum is σ = 17221715712. Its totient is φ = 5582697120.

The previous prime is 11323231037. The next prime is 11323231069. The reversal of 11323231042 is 24013232311.

It is a super-2 number, since 2×11323231042² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870567 + ... + 883477.

It is an arithmetic number, because the mean of its divisors is an integer number (1076357232).

Almost surely, 2^11323231042 is an apocalyptic number.

11323231042 is a deficient number, since it is larger than the sum of its proper divisors (5898484670).

11323231042 is a wasteful number, since it uses less digits than its factorization.

11323231042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18993.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11323231042 its reverse (24013232311), we get a palindrome (35336463353).

The spelling of 11323231042 in words is "eleven billion, three hundred twenty-three million, two hundred thirty-one thousand, forty-two".