2130121313122 has 16 divisors (see below), whose sum is σ = 3486976985952. Its totient is φ = 967869202720.

The previous prime is 2130121313107. The next prime is 2130121313143. The reversal of 2130121313122 is 2213131210312.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2130121313093 and 2130121313102.

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, 18328648 + ... + 18444499.

It is an arithmetic number, because the mean of its divisors is an integer number (217936061622).

Almost surely, 2^{2130121313122} is an apocalyptic number.

2130121313122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2130121313122 is a deficient number, since it is larger than the sum of its proper divisors (1356855672830).

2130121313122 is a wasteful number, since it uses less digits than its factorization.

2130121313122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36775793.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2130121313122 its reverse (2213131210312), we get a palindrome (4343252523434).

The spelling of 2130121313122 in words is "two trillion, one hundred thirty billion, one hundred twenty-one million, three hundred thirteen thousand, one hundred twenty-two".