122642364353 has 4 divisors (see below), whose sum is σ = 127974641088. Its totient is φ = 117310087620.

The previous prime is 122642364337. The next prime is 122642364371. The reversal of 122642364353 is 353463246221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122642364353 - 2⁴ = 122642364337 is a prime.

It is a super-2 number, since 2×122642364353² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122642364353.

It is not an unprimeable number, because it can be changed into a prime (122642364323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2666138333 + ... + 2666138378.

It is an arithmetic number, because the mean of its divisors is an integer number (31993660272).

Almost surely, 2^122642364353 is an apocalyptic number.

It is an amenable number.

122642364353 is a deficient number, since it is larger than the sum of its proper divisors (5332276735).

122642364353 is an equidigital number, since it uses as much as digits as its factorization.

122642364353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5332276734.

The product of its digits is 622080, while the sum is 41.

The spelling of 122642364353 in words is "one hundred twenty-two billion, six hundred forty-two million, three hundred sixty-four thousand, three hundred fifty-three".