22097065061 has 2 divisors, whose sum is σ = 22097065062. Its totient is φ = 22097065060.

The previous prime is 22097065051. The next prime is 22097065091. The reversal of 22097065061 is 16056079022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21574028161 + 523036900 = 146881^2 + 22870^2 .

It is a cyclic number.

It is not a de Polignac number, because 22097065061 - 2²² = 22092870757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22097065031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11048532530 + 11048532531.

It is an arithmetic number, because the mean of its divisors is an integer number (11048532531).

Almost surely, 2^22097065061 is an apocalyptic number.

It is an amenable number.

22097065061 is a deficient number, since it is larger than the sum of its proper divisors (1).

22097065061 is an equidigital number, since it uses as much as digits as its factorization.

22097065061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 22097065061 in words is "twenty-two billion, ninety-seven million, sixty-five thousand, sixty-one".