99233130121 has 4 divisors (see below), whose sum is σ = 99290725072. Its totient is φ = 99175535172.

The previous prime is 99233130089. The next prime is 99233130163. The reversal of 99233130121 is 12103133299.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99233130121 - 2⁵ = 99233130089 is a prime.

It is a super-2 number, since 2×99233130121² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99233130421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28794891 + ... + 28798336.

It is an arithmetic number, because the mean of its divisors is an integer number (24822681268).

Almost surely, 2^99233130121 is an apocalyptic number.

It is an amenable number.

99233130121 is a deficient number, since it is larger than the sum of its proper divisors (57594951).

99233130121 is a wasteful number, since it uses less digits than its factorization.

99233130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57594950.

The product of its (nonzero) digits is 8748, while the sum is 34.

The spelling of 99233130121 in words is "ninety-nine billion, two hundred thirty-three million, one hundred thirty thousand, one hundred twenty-one".