220231102 has 32 divisors (see below), whose sum is σ = 408348864. Its totient is φ = 86745600.

The previous prime is 220231097. The next prime is 220231103. The reversal of 220231102 is 201132022.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220231103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41352 + ... + 46372.

It is an arithmetic number, because the mean of its divisors is an integer number (12760902).

Almost surely, 2^220231102 is an apocalyptic number.

220231102 is a deficient number, since it is larger than the sum of its proper divisors (188117762).

220231102 is a wasteful number, since it uses less digits than its factorization.

220231102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 220231102 is about 14840.1853762007. The cubic root of 220231102 is about 603.8923813786.

Adding to 220231102 its reverse (201132022), we get a palindrome (421363124).

The spelling of 220231102 in words is "two hundred twenty million, two hundred thirty-one thousand, one hundred two".