102110311303020 has 72 divisors (see below), whose sum is σ = 314357515630704. Its totient is φ = 26823007145088.

The previous prime is 102110311302983. The next prime is 102110311303067. The reversal of 102110311303020 is 20303113011201.

102110311303020 is a `hidden beast` number, since 1 + 0 + 21 + 1 + 0 + 311 + 30 + 302 + 0 = 666.

It is a super-2 number, since 2×102110311303020² (a number of 29 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 102110311302984 and 102110311303002.

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, 4233417099 + ... + 4233441218.

It is an arithmetic number, because the mean of its divisors is an integer number (4366076605982).

Almost surely, 2^{102110311303020} is an apocalyptic number.

102110311303020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102110311303020 is an abundant number, since it is smaller than the sum of its proper divisors (212247204327684).

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

102110311303020 is a wasteful number, since it uses less digits than its factorization.

102110311303020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8466858399 (or 8466858394 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 102110311303020 its reverse (20303113011201), we get a palindrome (122413424314221).

The spelling of 102110311303020 in words is "one hundred two trillion, one hundred ten billion, three hundred eleven million, three hundred three thousand, twenty".