220301232100 has 18 divisors (see below), whose sum is σ = 478053673874. Its totient is φ = 88120492800.

The previous prime is 220301232049. The next prime is 220301232161. The reversal of 220301232100 is 1232103022.

It can be written as a sum of positive squares in 3 ways, for example, as 65984251876 + 154316980224 = 256874^2 + 392832^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1101506061 + ... + 1101506260.

Almost surely, 2^220301232100 is an apocalyptic number.

220301232100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220301232100 is an abundant number, since it is smaller than the sum of its proper divisors (257752441774).

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

220301232100 is a wasteful number, since it uses less digits than its factorization.

220301232100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203012335 (or 2203012328 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 220301232100 its reverse (1232103022), we get a palindrome (221533335122).

The spelling of 220301232100 in words is "two hundred twenty billion, three hundred one million, two hundred thirty-two thousand, one hundred".