123001220112099 has 32 divisors (see below), whose sum is σ = 203819419040256. Its totient is φ = 64364027051520.

The previous prime is 123001220111977. The next prime is 123001220112119. The reversal of 123001220112099 is 990211022100321.

It is not a de Polignac number, because 123001220112099 - 2³¹ = 122999072628451 is a prime.

It is a super-3 number, since 3×123001220112099³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (123001220112499) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4655949397 + ... + 4655975814.

It is an arithmetic number, because the mean of its divisors is an integer number (6369356845008).

Almost surely, 2^{123001220112099} is an apocalyptic number.

123001220112099 is a deficient number, since it is larger than the sum of its proper divisors (80818198928157).

123001220112099 is a wasteful number, since it uses less digits than its factorization.

123001220112099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9311925275.

The product of its (nonzero) digits is 3888, while the sum is 33.

The spelling of 123001220112099 in words is "one hundred twenty-three trillion, one billion, two hundred twenty million, one hundred twelve thousand, ninety-nine".