102012020201120 has 96 divisors (see below), whose sum is σ = 242629034256000. Its totient is φ = 40529586482176.

The previous prime is 102012020201083. The next prime is 102012020201141. The reversal of 102012020201120 is 21102020210201.

It is a junction number, because it is equal to n+sod(n) for n = 102012020201095 and 102012020201104.

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, 999488651 + ... + 999590709.

It is an arithmetic number, because the mean of its divisors is an integer number (2527385773500).

Almost surely, 2^{102012020201120} is an apocalyptic number.

102012020201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102012020201120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121314517128000).

102012020201120 is an abundant number, since it is smaller than the sum of its proper divisors (140617014054880).

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

102012020201120 is a wasteful number, since it uses less digits than its factorization.

102012020201120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144150 (or 144142 counting only the distinct ones).

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

Adding to 102012020201120 its reverse (21102020210201), we get a palindrome (123114040411321).

The spelling of 102012020201120 in words is "one hundred two trillion, twelve billion, twenty million, two hundred one thousand, one hundred twenty".