22541023481 has 2 divisors, whose sum is σ = 22541023482. Its totient is φ = 22541023480.

The previous prime is 22541023471. The next prime is 22541023541. The reversal of 22541023481 is 18432014522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14688228025 + 7852795456 = 121195^2 + 88616^2 .

It is a cyclic number.

It is not a de Polignac number, because 22541023481 - 2¹⁸ = 22540761337 is a prime.

It is a super-2 number, since 2×22541023481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22541023441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270511740 + 11270511741.

It is an arithmetic number, because the mean of its divisors is an integer number (11270511741).

Almost surely, 2^22541023481 is an apocalyptic number.

It is an amenable number.

22541023481 is a deficient number, since it is larger than the sum of its proper divisors (1).

22541023481 is an equidigital number, since it uses as much as digits as its factorization.

22541023481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 32.

The spelling of 22541023481 in words is "twenty-two billion, five hundred forty-one million, twenty-three thousand, four hundred eighty-one".