2120012092997 has 2 divisors, whose sum is σ = 2120012092998. Its totient is φ = 2120012092996.

The previous prime is 2120012092987. The next prime is 2120012093009. The reversal of 2120012092997 is 7992902100212.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1524350745316 + 595661347681 = 1234646^2 + 771791^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120012092997 - 2²⁰ = 2120011044421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120012092967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060006046498 + 1060006046499.

It is an arithmetic number, because the mean of its divisors is an integer number (1060006046499).

Almost surely, 2^{2120012092997} is an apocalyptic number.

It is an amenable number.

2120012092997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120012092997 is an equidigital number, since it uses as much as digits as its factorization.

2120012092997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 44.

The spelling of 2120012092997 in words is "two trillion, one hundred twenty billion, twelve million, ninety-two thousand, nine hundred ninety-seven".