2122001300120 has 64 divisors (see below), whose sum is σ = 5147168937120. Its totient is φ = 782685840384.

The previous prime is 2122001300063. The next prime is 2122001300171. The reversal of 2122001300120 is 210031002212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2122001300095 and 2122001300104.

It is a congruent number.

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, 1645454 + ... + 2636573.

Almost surely, 2^{2122001300120} is an apocalyptic number.

2122001300120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122001300120 is an abundant number, since it is smaller than the sum of its proper divisors (3025167637000).

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

2122001300120 is a wasteful number, since it uses less digits than its factorization.

2122001300120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283004 (or 4283000 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2122001300120 its reverse (210031002212), we get a palindrome (2332032302332).

The spelling of 2122001300120 in words is "two trillion, one hundred twenty-two billion, one million, three hundred thousand, one hundred twenty".