220323102102 has 48 divisors (see below), whose sum is σ = 492961552512. Its totient is φ = 71043713280.

The previous prime is 220323102073. The next prime is 220323102137. The reversal of 220323102102 is 201201323022.

220323102102 is a `hidden beast` number, since 220 + 3 + 231 + 0 + 210 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 1349598 + ... + 1504014.

It is an arithmetic number, because the mean of its divisors is an integer number (10270032344).

Almost surely, 2^220323102102 is an apocalyptic number.

220323102102 is an abundant number, since it is smaller than the sum of its proper divisors (272638450410).

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

220323102102 is a wasteful number, since it uses less digits than its factorization.

220323102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157013 (or 157010 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220323102102 its reverse (201201323022), we get a palindrome (421524425124).

The spelling of 220323102102 in words is "two hundred twenty billion, three hundred twenty-three million, one hundred two thousand, one hundred two".