220102134644260 has 48 divisors (see below), whose sum is σ = 504252304879680. Its totient is φ = 80034231347840.

The previous prime is 220102134644251. The next prime is 220102134644309. The reversal of 220102134644260 is 62446431201022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12105919 + ... + 24223078.

It is an arithmetic number, because the mean of its divisors is an integer number (10505256351660).

Almost surely, 2^{220102134644260} is an apocalyptic number.

220102134644260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220102134644260 is an abundant number, since it is smaller than the sum of its proper divisors (284150170235420).

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

220102134644260 is a wasteful number, since it uses less digits than its factorization.

220102134644260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36356556 (or 36356554 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 220102134644260 its reverse (62446431201022), we get a palindrome (282548565845282).

The spelling of 220102134644260 in words is "two hundred twenty trillion, one hundred two billion, one hundred thirty-four million, six hundred forty-four thousand, two hundred sixty".