22251424355431 has 2 divisors, whose sum is σ = 22251424355432. Its totient is φ = 22251424355430.

The previous prime is 22251424355429. The next prime is 22251424355513. The reversal of 22251424355431 is 13455342415222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22251424355431 - 2¹ = 22251424355429 is a prime.

It is a super-2 number, since 2×22251424355431² (a number of 27 digits) contains 22 as substring.

Together with 22251424355429, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22251424355401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11125712177715 + 11125712177716.

It is an arithmetic number, because the mean of its divisors is an integer number (11125712177716).

Almost surely, 2^{22251424355431} is an apocalyptic number.

22251424355431 is a deficient number, since it is larger than the sum of its proper divisors (1).

22251424355431 is an equidigital number, since it uses as much as digits as its factorization.

22251424355431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152000, while the sum is 43.

The spelling of 22251424355431 in words is "twenty-two trillion, two hundred fifty-one billion, four hundred twenty-four million, three hundred fifty-five thousand, four hundred thirty-one".