22064335121 has 2 divisors, whose sum is σ = 22064335122. Its totient is φ = 22064335120.

The previous prime is 22064335049. The next prime is 22064335169. The reversal of 22064335121 is 12153346022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20004990721 + 2059344400 = 141439^2 + 45380^2 .

It is a cyclic number.

It is not a de Polignac number, because 22064335121 - 2¹⁴ = 22064318737 is a prime.

It is not a weakly prime, because it can be changed into another prime (22064335021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11032167560 + 11032167561.

It is an arithmetic number, because the mean of its divisors is an integer number (11032167561).

Almost surely, 2^22064335121 is an apocalyptic number.

It is an amenable number.

22064335121 is a deficient number, since it is larger than the sum of its proper divisors (1).

22064335121 is an equidigital number, since it uses as much as digits as its factorization.

22064335121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 22064335121 in words is "twenty-two billion, sixty-four million, three hundred thirty-five thousand, one hundred twenty-one".