102020121002112 has 32 divisors (see below), whose sum is σ = 270990946412880. Its totient is φ = 34006707000576.

The previous prime is 102020121002029. The next prime is 102020121002143. The reversal of 102020121002112 is 211200121020201.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×102020121002112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102020121002091 and 102020121002100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132838698838 + ... + 132838699605.

Almost surely, 2^{102020121002112} is an apocalyptic number.

102020121002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102020121002112 is an abundant number, since it is smaller than the sum of its proper divisors (168970825410768).

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

102020121002112 is an equidigital number, since it uses as much as digits as its factorization.

102020121002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265677398460 (or 265677398448 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102020121002112 its reverse (211200121020201), we get a palindrome (313220242022313).

The spelling of 102020121002112 in words is "one hundred two trillion, twenty billion, one hundred twenty-one million, two thousand, one hundred twelve".