135520325122 has 32 divisors (see below), whose sum is σ = 250213646592. Its totient is φ = 53607662784.

The previous prime is 135520325071. The next prime is 135520325137. The reversal of 135520325122 is 221523025531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2581528 + ... + 2633500.

It is an arithmetic number, because the mean of its divisors is an integer number (7819176456).

Almost surely, 2^135520325122 is an apocalyptic number.

135520325122 is a deficient number, since it is larger than the sum of its proper divisors (114693321470).

135520325122 is a wasteful number, since it uses less digits than its factorization.

135520325122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66322.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 135520325122 in words is "one hundred thirty-five billion, five hundred twenty million, three hundred twenty-five thousand, one hundred twenty-two".