330131002222121 has 2 divisors, whose sum is σ = 330131002222122. Its totient is φ = 330131002222120.

The previous prime is 330131002222093. The next prime is 330131002222159. The reversal of 330131002222121 is 121222200131033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210981115485721 + 119149886736400 = 14525189^2 + 10915580^2 .

It is a cyclic number.

It is not a de Polignac number, because 330131002222121 - 2⁶ = 330131002222057 is a prime.

It is not a weakly prime, because it can be changed into another prime (330131002222321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165065501111060 + 165065501111061.

It is an arithmetic number, because the mean of its divisors is an integer number (165065501111061).

Almost surely, 2^{330131002222121} is an apocalyptic number.

It is an amenable number.

330131002222121 is a deficient number, since it is larger than the sum of its proper divisors (1).

330131002222121 is an equidigital number, since it uses as much as digits as its factorization.

330131002222121 is an evil number, because the sum of its binary digits is even.

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

Adding to 330131002222121 its reverse (121222200131033), we get a palindrome (451353202353154).

The spelling of 330131002222121 in words is "three hundred thirty trillion, one hundred thirty-one billion, two million, two hundred twenty-two thousand, one hundred twenty-one".