120775199123 has 16 divisors (see below), whose sum is σ = 125468614656. Its totient is φ = 116176452000.

The previous prime is 120775199093. The next prime is 120775199161. The reversal of 120775199123 is 321991577021.

It is a cyclic number.

It is not a de Polignac number, because 120775199123 - 2⁶ = 120775199059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120775199173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1077998 + ... + 1184748.

It is an arithmetic number, because the mean of its divisors is an integer number (7841788416).

Almost surely, 2^120775199123 is an apocalyptic number.

120775199123 is a deficient number, since it is larger than the sum of its proper divisors (4693415533).

120775199123 is a wasteful number, since it uses less digits than its factorization.

120775199123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107194.

The product of its (nonzero) digits is 238140, while the sum is 47.

The spelling of 120775199123 in words is "one hundred twenty billion, seven hundred seventy-five million, one hundred ninety-nine thousand, one hundred twenty-three".