99161160232123 has 64 divisors (see below), whose sum is σ = 121095798792192. Its totient is φ = 80086496596480.

The previous prime is 99161160232087. The next prime is 99161160232139. The reversal of 99161160232123 is 32123206116199.

It is not a de Polignac number, because 99161160232123 - 2⁴¹ = 96962136976571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99161160232163) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 316487340 + ... + 316800502.

It is an arithmetic number, because the mean of its divisors is an integer number (1892121856128).

Almost surely, 2^{99161160232123} is an apocalyptic number.

99161160232123 is a deficient number, since it is larger than the sum of its proper divisors (21934638560069).

99161160232123 is a wasteful number, since it uses less digits than its factorization.

99161160232123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314184.

The product of its (nonzero) digits is 209952, while the sum is 46.

The spelling of 99161160232123 in words is "ninety-nine trillion, one hundred sixty-one billion, one hundred sixty million, two hundred thirty-two thousand, one hundred twenty-three".