11324420031 has 16 divisors (see below), whose sum is σ = 15393024000. Its totient is φ = 7403998368.

The previous prime is 11324420021. The next prime is 11324420039. The reversal of 11324420031 is 13002442311.

It is not a de Polignac number, because 11324420031 - 2⁵ = 11324419999 is a prime.

It is a super-2 number, since 2×11324420031² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11324420039) 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, 125031 + ... + 195656.

It is an arithmetic number, because the mean of its divisors is an integer number (962064000).

Almost surely, 2^11324420031 is an apocalyptic number.

11324420031 is a deficient number, since it is larger than the sum of its proper divisors (4068603969).

11324420031 is a wasteful number, since it uses less digits than its factorization.

11324420031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320918.

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

Adding to 11324420031 its reverse (13002442311), we get a palindrome (24326862342).

The spelling of 11324420031 in words is "eleven billion, three hundred twenty-four million, four hundred twenty thousand, thirty-one".