1010021120120 has 16 divisors (see below), whose sum is σ = 2272547520360. Its totient is φ = 404008448032.

The previous prime is 1010021120047. The next prime is 1010021120177. The reversal of 1010021120120 is 210211200101.

It is a congruent number.

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, 12625263962 + ... + 12625264041.

Almost surely, 2^{1010021120120} is an apocalyptic number.

1010021120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010021120120 is an abundant number, since it is smaller than the sum of its proper divisors (1262526400240).

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

1010021120120 is a wasteful number, since it uses less digits than its factorization.

1010021120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25250528014 (or 25250528010 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1010021120120 its reverse (210211200101), we get a palindrome (1220232320221).

The spelling of 1010021120120 in words is "one trillion, ten billion, twenty-one million, one hundred twenty thousand, one hundred twenty".