232220100 has 72 divisors (see below), whose sum is σ = 767881408. Its totient is φ = 53078400.

The previous prime is 232220099. The next prime is 232220111. The reversal of 232220100 is 1022232.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53191 + ... + 57390.

Almost surely, 2^232220100 is an apocalyptic number.

232220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232220100 is an abundant number, since it is smaller than the sum of its proper divisors (535661308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

232220100 is a wasteful number, since it uses less digits than its factorization.

232220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110605 (or 110598 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 232220100 is about 15238.7696353741. The cubic root of 232220100 is about 614.6576189309.

Adding to 232220100 its reverse (1022232), we get a palindrome (233242332).

It can be divided in two parts, 2322 and 20100, that added together give a palindrome (22422).

The spelling of 232220100 in words is "two hundred thirty-two million, two hundred twenty thousand, one hundred".