20212104599 has 2 divisors, whose sum is σ = 20212104600. Its totient is φ = 20212104598.

The previous prime is 20212104581. The next prime is 20212104607. The reversal of 20212104599 is 99540121202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20212104599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212104569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106052299 + 10106052300.

It is an arithmetic number, because the mean of its divisors is an integer number (10106052300).

Almost surely, 2^20212104599 is an apocalyptic number.

20212104599 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212104599 is an equidigital number, since it uses as much as digits as its factorization.

20212104599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 20212104599 in words is "twenty billion, two hundred twelve million, one hundred four thousand, five hundred ninety-nine".