10002221000120 has 32 divisors (see below), whose sum is σ = 22507231017600. Its totient is φ = 4000491285888.

The previous prime is 10002221000113. The next prime is 10002221000131. The reversal of 10002221000120 is 2100012220001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12001619 + ... + 12807938.

It is an arithmetic number, because the mean of its divisors is an integer number (703350969300).

Almost surely, 2^{10002221000120} is an apocalyptic number.

10002221000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002221000120 is an abundant number, since it is smaller than the sum of its proper divisors (12505010017480).

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

10002221000120 is a wasteful number, since it uses less digits than its factorization.

10002221000120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24819647 (or 24819643 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10002221000120 its reverse (2100012220001), we get a palindrome (12102233220121).

It can be divided in two parts, 10002 and 221000120, that added together give a palindrome (221010122).

The spelling of 10002221000120 in words is "ten trillion, two billion, two hundred twenty-one million, one hundred twenty", and thus it is an aban number.