102120110022020 has 96 divisors (see below), whose sum is σ = 218147814398976. Its totient is φ = 40148085196800.

The previous prime is 102120110022011. The next prime is 102120110022109. The reversal of 102120110022020 is 20220011021201.

It is a junction number, because it is equal to n+sod(n) for n = 102120110021986 and 102120110022004.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2165327240 + ... + 2165374400.

It is an arithmetic number, because the mean of its divisors is an integer number (2272373066656).

Almost surely, 2^{102120110022020} is an apocalyptic number.

102120110022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102120110022020 is an abundant number, since it is smaller than the sum of its proper divisors (116027704376956).

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

102120110022020 is a wasteful number, since it uses less digits than its factorization.

102120110022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52381 (or 52379 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102120110022020 its reverse (20220011021201), we get a palindrome (122340121043221).

The spelling of 102120110022020 in words is "one hundred two trillion, one hundred twenty billion, one hundred ten million, twenty-two thousand, twenty".