102020010321112 has 128 divisors (see below), whose sum is σ = 210536734161600. Its totient is φ = 46058384332800.

The previous prime is 102020010321017. The next prime is 102020010321193. The reversal of 102020010321112 is 211123010020201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2963182714 + ... + 2963217142.

Almost surely, 2^{102020010321112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102020010321112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105268367080800).

102020010321112 is an abundant number, since it is smaller than the sum of its proper divisors (108516723840488).

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

102020010321112 is a wasteful number, since it uses less digits than its factorization.

102020010321112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37077 (or 37073 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 102020010321112 its reverse (211123010020201), we get a palindrome (313143020341313).

The spelling of 102020010321112 in words is "one hundred two trillion, twenty billion, ten million, three hundred twenty-one thousand, one hundred twelve".