102101203320 has 64 divisors (see below), whose sum is σ = 306326448000. Its totient is φ = 27224957568.

The previous prime is 102101203301. The next prime is 102101203331. The reversal of 102101203320 is 23302101201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102101203320.

It is a congruent number.

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, 2288991 + ... + 2333169.

It is an arithmetic number, because the mean of its divisors is an integer number (4786350750).

Almost surely, 2^102101203320 is an apocalyptic number.

102101203320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102101203320 is an abundant number, since it is smaller than the sum of its proper divisors (204225244680).

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

102101203320 is a wasteful number, since it uses less digits than its factorization.

102101203320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63452 (or 63448 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 102101203320 its reverse (23302101201), we get a palindrome (125403304521).

The spelling of 102101203320 in words is "one hundred two billion, one hundred one million, two hundred three thousand, three hundred twenty".