2130121320122 has 16 divisors (see below), whose sum is σ = 3197851443072. Its totient is φ = 1064171124720.

The previous prime is 2130121320079. The next prime is 2130121320137. The reversal of 2130121320122 is 2210231210312.

It is a junction number, because it is equal to n+sod(n) for n = 2130121320094 and 2130121320103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15555083 + ... + 15691425.

It is an arithmetic number, because the mean of its divisors is an integer number (199865715192).

Almost surely, 2^{2130121320122} is an apocalyptic number.

2130121320122 is a deficient number, since it is larger than the sum of its proper divisors (1067730122950).

2130121320122 is a wasteful number, since it uses less digits than its factorization.

2130121320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142813.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2130121320122 its reverse (2210231210312), we get a palindrome (4340352530434).

The spelling of 2130121320122 in words is "two trillion, one hundred thirty billion, one hundred twenty-one million, three hundred twenty thousand, one hundred twenty-two".