22141923641 has 2 divisors, whose sum is σ = 22141923642. Its totient is φ = 22141923640.

The previous prime is 22141923593. The next prime is 22141923709. The reversal of 22141923641 is 14632914122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13436287225 + 8705636416 = 115915^2 + 93304^2 .

It is a cyclic number.

It is not a de Polignac number, because 22141923641 - 2¹⁸ = 22141661497 is a prime.

It is not a weakly prime, because it can be changed into another prime (22141953641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11070961820 + 11070961821.

It is an arithmetic number, because the mean of its divisors is an integer number (11070961821).

Almost surely, 2^22141923641 is an apocalyptic number.

It is an amenable number.

22141923641 is a deficient number, since it is larger than the sum of its proper divisors (1).

22141923641 is an equidigital number, since it uses as much as digits as its factorization.

22141923641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 35.

The spelling of 22141923641 in words is "twenty-two billion, one hundred forty-one million, nine hundred twenty-three thousand, six hundred forty-one".