204100201120999 has 2 divisors, whose sum is σ = 204100201121000. Its totient is φ = 204100201120998.

The previous prime is 204100201120951. The next prime is 204100201121051. The reversal of 204100201120999 is 999021102001402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204100201120999 - 2³¹ = 204098053637351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204100201120909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102050100560499 + 102050100560500.

It is an arithmetic number, because the mean of its divisors is an integer number (102050100560500).

Almost surely, 2^{204100201120999} is an apocalyptic number.

204100201120999 is a deficient number, since it is larger than the sum of its proper divisors (1).

204100201120999 is an equidigital number, since it uses as much as digits as its factorization.

204100201120999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 204100201120999 in words is "two hundred four trillion, one hundred billion, two hundred one million, one hundred twenty thousand, nine hundred ninety-nine".