10121021000120 has 32 divisors (see below), whose sum is σ = 23028165766800. Its totient is φ = 4002920663808.

The previous prime is 10121021000047. The next prime is 10121021000131. The reversal of 10121021000120 is 2100012012101.

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 7 ways as a sum of consecutive naturals, for example, 1421488154 + ... + 1421495273.

Almost surely, 2^{10121021000120} is an apocalyptic number.

10121021000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10121021000120 is an abundant number, since it is smaller than the sum of its proper divisors (12907144766680).

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

10121021000120 is a wasteful number, since it uses less digits than its factorization.

10121021000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842983527 (or 2842983523 counting only the distinct ones).

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

Adding to 10121021000120 its reverse (2100012012101), we get a palindrome (12221033012221).

The spelling of 10121021000120 in words is "ten trillion, one hundred twenty-one billion, twenty-one million, one hundred twenty", and thus it is an aban number.