101002020199 has 2 divisors, whose sum is σ = 101002020200. Its totient is φ = 101002020198.

The previous prime is 101002020179. The next prime is 101002020211. The reversal of 101002020199 is 991020200101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101002020199 - 2⁵ = 101002020167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101002020179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50501010099 + 50501010100.

It is an arithmetic number, because the mean of its divisors is an integer number (50501010100).

Almost surely, 2^101002020199 is an apocalyptic number.

101002020199 is a deficient number, since it is larger than the sum of its proper divisors (1).

101002020199 is an equidigital number, since it uses as much as digits as its factorization.

101002020199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 101002020199 in words is "one hundred one billion, two million, twenty thousand, one hundred ninety-nine".