2122001312120 has 32 divisors (see below), whose sum is σ = 4774548315600. Its totient is φ = 848792460288.

The previous prime is 2122001312113. The next prime is 2122001312129. The reversal of 2122001312120 is 212131002212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122001312129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5812007 + ... + 6166313.

Almost surely, 2^{2122001312120} is an apocalyptic number.

2122001312120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122001312120 is an abundant number, since it is smaller than the sum of its proper divisors (2652547003480).

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

2122001312120 is a wasteful number, since it uses less digits than its factorization.

2122001312120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504047 (or 504043 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2122001312120 its reverse (212131002212), we get a palindrome (2334132314332).

The spelling of 2122001312120 in words is "two trillion, one hundred twenty-two billion, one million, three hundred twelve thousand, one hundred twenty".