22324620431 has 2 divisors, whose sum is σ = 22324620432. Its totient is φ = 22324620430.

The previous prime is 22324620427. The next prime is 22324620509. The reversal of 22324620431 is 13402642322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22324620431 - 2² = 22324620427 is a prime.

It is a super-3 number, since 3×22324620431³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 22324620394 and 22324620403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22324620401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11162310215 + 11162310216.

It is an arithmetic number, because the mean of its divisors is an integer number (11162310216).

Almost surely, 2^22324620431 is an apocalyptic number.

22324620431 is a deficient number, since it is larger than the sum of its proper divisors (1).

22324620431 is an equidigital number, since it uses as much as digits as its factorization.

22324620431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 22324620431 in words is "twenty-two billion, three hundred twenty-four million, six hundred twenty thousand, four hundred thirty-one".