2130323131121 has 16 divisors (see below), whose sum is σ = 2250051120000. Its totient is φ = 2011362523776.

The previous prime is 2130323131099. The next prime is 2130323131219. The reversal of 2130323131121 is 1211313230312.

It is a cyclic number.

It is not a de Polignac number, because 2130323131121 - 2¹⁸ = 2130322868977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130323130121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11290685 + ... + 11477813.

It is an arithmetic number, because the mean of its divisors is an integer number (140628195000).

Almost surely, 2^{2130323131121} is an apocalyptic number.

It is an amenable number.

2130323131121 is a deficient number, since it is larger than the sum of its proper divisors (119727988879).

2130323131121 is a wasteful number, since it uses less digits than its factorization.

2130323131121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189176.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2130323131121 its reverse (1211313230312), we get a palindrome (3341636361433).

The spelling of 2130323131121 in words is "two trillion, one hundred thirty billion, three hundred twenty-three million, one hundred thirty-one thousand, one hundred twenty-one".