100323032121 has 72 divisors (see below), whose sum is σ = 159287182080. Its totient is φ = 60808071168.

The previous prime is 100323032113. The next prime is 100323032123. The reversal of 100323032121 is 121230323001.

100323032121 is a `hidden beast` number, since 1 + 0 + 0 + 323 + 0 + 321 + 21 = 666.

It is not a de Polignac number, because 100323032121 - 2³ = 100323032113 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100323032094 and 100323032103.

It is not an unprimeable number, because it can be changed into a prime (100323032123) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 69331020 + ... + 69332466.

Almost surely, 2^100323032121 is an apocalyptic number.

It is an amenable number.

100323032121 is a deficient number, since it is larger than the sum of its proper divisors (58964149959).

100323032121 is a wasteful number, since it uses less digits than its factorization.

100323032121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135 (or 2119 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 100323032121 its reverse (121230323001), we get a palindrome (221553355122).

The spelling of 100323032121 in words is "one hundred billion, three hundred twenty-three million, thirty-two thousand, one hundred twenty-one".