2201021000120 has 32 divisors (see below), whose sum is σ = 5036234497200. Its totient is φ = 865486222848.

The previous prime is 2201021000119. The next prime is 2201021000153. The reversal of 2201021000120 is 210001201022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466315649 + ... + 466320368.

Almost surely, 2^{2201021000120} is an apocalyptic number.

2201021000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201021000120 is an abundant number, since it is smaller than the sum of its proper divisors (2835213497080).

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

2201021000120 is a wasteful number, since it uses less digits than its factorization.

2201021000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932636087 (or 932636083 counting only the distinct ones).

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

Adding to 2201021000120 its reverse (210001201022), we get a palindrome (2411022201142).

The spelling of 2201021000120 in words is "two trillion, two hundred one billion, twenty-one million, one hundred twenty", and thus it is an aban number.