99868893001 has 2 divisors, whose sum is σ = 99868893002. Its totient is φ = 99868893000.

The previous prime is 99868892957. The next prime is 99868893011. The reversal of 99868893001 is 10039886899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61256250000 + 38612643001 = 247500^2 + 196501^2 .

It is a cyclic number.

It is not a de Polignac number, because 99868893001 - 2²⁵ = 99835338569 is a prime.

It is not a weakly prime, because it can be changed into another prime (99868893011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49934446500 + 49934446501.

It is an arithmetic number, because the mean of its divisors is an integer number (49934446501).

Almost surely, 2^99868893001 is an apocalyptic number.

It is an amenable number.

99868893001 is a deficient number, since it is larger than the sum of its proper divisors (1).

99868893001 is an equidigital number, since it uses as much as digits as its factorization.

99868893001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6718464, while the sum is 61.

The spelling of 99868893001 in words is "ninety-nine billion, eight hundred sixty-eight million, eight hundred ninety-three thousand, one".