11622322431 has 24 divisors (see below), whose sum is σ = 17375042880. Its totient is φ = 7477436736.

The previous prime is 11622322427. The next prime is 11622322519. The reversal of 11622322431 is 13422322611.

11622322431 is a `hidden beast` number, since 1 + 1 + 6 + 223 + 2 + 2 + 431 = 666.

It is not a de Polignac number, because 11622322431 - 2² = 11622322427 is a prime.

It is a super-2 number, since 2×11622322431² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11622322395 and 11622322404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11622322421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 599370 + ... + 618456.

It is an arithmetic number, because the mean of its divisors is an integer number (723960120).

Almost surely, 2^11622322431 is an apocalyptic number.

11622322431 is a deficient number, since it is larger than the sum of its proper divisors (5752720449).

11622322431 is a wasteful number, since it uses less digits than its factorization.

11622322431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21455 (or 21452 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The spelling of 11622322431 in words is "eleven billion, six hundred twenty-two million, three hundred twenty-two thousand, four hundred thirty-one".