122265544693 has 2 divisors, whose sum is σ = 122265544694. Its totient is φ = 122265544692.

The previous prime is 122265544631. The next prime is 122265544777. The reversal of 122265544693 is 396445562221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63661849969 + 58603694724 = 252313^2 + 242082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122265544693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122265544613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61132772346 + 61132772347.

It is an arithmetic number, because the mean of its divisors is an integer number (61132772347).

Almost surely, 2^122265544693 is an apocalyptic number.

It is an amenable number.

122265544693 is a deficient number, since it is larger than the sum of its proper divisors (1).

122265544693 is an equidigital number, since it uses as much as digits as its factorization.

122265544693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 49.

The spelling of 122265544693 in words is "one hundred twenty-two billion, two hundred sixty-five million, five hundred forty-four thousand, six hundred ninety-three".