2152130212997 has 2 divisors, whose sum is σ = 2152130212998. Its totient is φ = 2152130212996.

The previous prime is 2152130212963. The next prime is 2152130213027. The reversal of 2152130212997 is 7992120312512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2104780017796 + 47350195201 = 1450786^2 + 217601^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152130212997 - 2⁸ = 2152130212741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152130212927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076065106498 + 1076065106499.

It is an arithmetic number, because the mean of its divisors is an integer number (1076065106499).

Almost surely, 2^{2152130212997} is an apocalyptic number.

It is an amenable number.

2152130212997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152130212997 is an equidigital number, since it uses as much as digits as its factorization.

2152130212997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 2152130212997 in words is "two trillion, one hundred fifty-two billion, one hundred thirty million, two hundred twelve thousand, nine hundred ninety-seven".