22265474531 has 2 divisors, whose sum is σ = 22265474532. Its totient is φ = 22265474530.

The previous prime is 22265474527. The next prime is 22265474551. The reversal of 22265474531 is 13547456222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22265474531 - 2² = 22265474527 is a prime.

It is a super-2 number, since 2×22265474531² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22265474551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11132737265 + 11132737266.

It is an arithmetic number, because the mean of its divisors is an integer number (11132737266).

Almost surely, 2^22265474531 is an apocalyptic number.

22265474531 is a deficient number, since it is larger than the sum of its proper divisors (1).

22265474531 is an equidigital number, since it uses as much as digits as its factorization.

22265474531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 41.

The spelling of 22265474531 in words is "twenty-two billion, two hundred sixty-five million, four hundred seventy-four thousand, five hundred thirty-one".