2331202122131 has 8 divisors (see below), whose sum is σ = 2336681953200. Its totient is φ = 2325727423008.

The previous prime is 2331202122061. The next prime is 2331202122143. The reversal of 2331202122131 is 1312212021332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2331202122131 is a prime.

It is a super-2 number, since 2×2331202122131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2331202122097 and 2331202122106.

It is not an unprimeable number, because it can be changed into a prime (2331202122631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372656 + ... + 2191181.

It is an arithmetic number, because the mean of its divisors is an integer number (292085244150).

Almost surely, 2^{2331202122131} is an apocalyptic number.

2331202122131 is a deficient number, since it is larger than the sum of its proper divisors (5479831069).

2331202122131 is a wasteful number, since it uses less digits than its factorization.

2331202122131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565973.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2331202122131 its reverse (1312212021332), we get a palindrome (3643414143463).

The spelling of 2331202122131 in words is "two trillion, three hundred thirty-one billion, two hundred two million, one hundred twenty-two thousand, one hundred thirty-one".