122353703113523 has 4 divisors (see below), whose sum is σ = 139832803558320. Its totient is φ = 104874602668728.

The previous prime is 122353703113487. The next prime is 122353703113553. The reversal of 122353703113523 is 325311307353221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122353703113523 - 2¹⁸ = 122353702851379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122353703113553) 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, 8739550222388 + ... + 8739550222401.

It is an arithmetic number, because the mean of its divisors is an integer number (34958200889580).

Almost surely, 2^{122353703113523} is an apocalyptic number.

122353703113523 is a deficient number, since it is larger than the sum of its proper divisors (17479100444797).

122353703113523 is an equidigital number, since it uses as much as digits as its factorization.

122353703113523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17479100444796.

The product of its (nonzero) digits is 340200, while the sum is 41.

The spelling of 122353703113523 in words is "one hundred twenty-two trillion, three hundred fifty-three billion, seven hundred three million, one hundred thirteen thousand, five hundred twenty-three".