225022572431 has 2 divisors, whose sum is σ = 225022572432. Its totient is φ = 225022572430.

The previous prime is 225022572427. The next prime is 225022572469. The reversal of 225022572431 is 134275220522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225022572431 - 2² = 225022572427 is a prime.

It is a super-2 number, since 2×225022572431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225022572391 and 225022572400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225022572031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112511286215 + 112511286216.

It is an arithmetic number, because the mean of its divisors is an integer number (112511286216).

Almost surely, 2^225022572431 is an apocalyptic number.

225022572431 is a deficient number, since it is larger than the sum of its proper divisors (1).

225022572431 is an equidigital number, since it uses as much as digits as its factorization.

225022572431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 35.

Adding to 225022572431 its reverse (134275220522), we get a palindrome (359297792953).

The spelling of 225022572431 in words is "two hundred twenty-five billion, twenty-two million, five hundred seventy-two thousand, four hundred thirty-one".