2122011320999 has 2 divisors, whose sum is σ = 2122011321000. Its totient is φ = 2122011320998.

The previous prime is 2122011320981. The next prime is 2122011321037. The reversal of 2122011320999 is 9990231102212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2122011320999 - 2⁸ = 2122011320743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122011320909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061005660499 + 1061005660500.

It is an arithmetic number, because the mean of its divisors is an integer number (1061005660500).

Almost surely, 2^{2122011320999} is an apocalyptic number.

2122011320999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122011320999 is an equidigital number, since it uses as much as digits as its factorization.

2122011320999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 41.

The spelling of 2122011320999 in words is "two trillion, one hundred twenty-two billion, eleven million, three hundred twenty thousand, nine hundred ninety-nine".