100032221331 has 12 divisors (see below), whose sum is σ = 165132555952. Its totient is φ = 57161269296.

The previous prime is 100032221297. The next prime is 100032221411. The reversal of 100032221331 is 133122230001.

100032221331 is a `hidden beast` number, since 10 + 0 + 0 + 322 + 2 + 1 + 331 = 666.

It is not a de Polignac number, because 100032221331 - 2¹⁵ = 100032188563 is a prime.

It is a super-2 number, since 2×100032221331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100032261331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 793906456 + ... + 793906581.

Almost surely, 2^100032221331 is an apocalyptic number.

100032221331 is a deficient number, since it is larger than the sum of its proper divisors (65100334621).

100032221331 is a wasteful number, since it uses less digits than its factorization.

100032221331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587813050 (or 1587813047 counting only the distinct ones).

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

Adding to 100032221331 its reverse (133122230001), we get a palindrome (233154451332).

The spelling of 100032221331 in words is "one hundred billion, thirty-two million, two hundred twenty-one thousand, three hundred thirty-one".