20011002110599 has 2 divisors, whose sum is σ = 20011002110600. Its totient is φ = 20011002110598.

The previous prime is 20011002110549. The next prime is 20011002110609. The reversal of 20011002110599 is 99501120011002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20011002110599 - 2¹³ = 20011002102407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20011002110599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20011002110509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005501055299 + 10005501055300.

It is an arithmetic number, because the mean of its divisors is an integer number (10005501055300).

Almost surely, 2^{20011002110599} is an apocalyptic number.

20011002110599 is a deficient number, since it is larger than the sum of its proper divisors (1).

20011002110599 is an equidigital number, since it uses as much as digits as its factorization.

20011002110599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 31.

The spelling of 20011002110599 in words is "twenty trillion, eleven billion, two million, one hundred ten thousand, five hundred ninety-nine".