2122531333321 has 32 divisors (see below), whose sum is σ = 2584348623360. Its totient is φ = 1701693505536.

The previous prime is 2122531333319. The next prime is 2122531333327. The reversal of 2122531333321 is 1233331352212.

It is a cyclic number.

It is not a de Polignac number, because 2122531333321 - 2¹ = 2122531333319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122531333327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147708825 + ... + 147723193.

It is an arithmetic number, because the mean of its divisors is an integer number (80760894480).

Almost surely, 2^{2122531333321} is an apocalyptic number.

It is an amenable number.

2122531333321 is a deficient number, since it is larger than the sum of its proper divisors (461817290039).

2122531333321 is a wasteful number, since it uses less digits than its factorization.

2122531333321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21993.

The product of its digits is 19440, while the sum is 31.

Adding to 2122531333321 its reverse (1233331352212), we get a palindrome (3355862685533).

The spelling of 2122531333321 in words is "two trillion, one hundred twenty-two billion, five hundred thirty-one million, three hundred thirty-three thousand, three hundred twenty-one".