10002120599 has 2 divisors, whose sum is σ = 10002120600. Its totient is φ = 10002120598.

The previous prime is 10002120593. The next prime is 10002120613. The reversal of 10002120599 is 99502120001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10002120599 - 2⁸ = 10002120343 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10002120593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001060299 + 5001060300.

It is an arithmetic number, because the mean of its divisors is an integer number (5001060300).

Almost surely, 2^10002120599 is an apocalyptic number.

10002120599 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002120599 is an equidigital number, since it uses as much as digits as its factorization.

10002120599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The spelling of 10002120599 in words is "ten billion, two million, one hundred twenty thousand, five hundred ninety-nine".