100020120199 has 2 divisors, whose sum is σ = 100020120200. Its totient is φ = 100020120198.

The previous prime is 100020120197. The next prime is 100020120203. The reversal of 100020120199 is 991021020001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100020120199 - 2¹ = 100020120197 is a prime.

Together with 100020120197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100020120197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010060099 + 50010060100.

It is an arithmetic number, because the mean of its divisors is an integer number (50010060100).

Almost surely, 2^100020120199 is an apocalyptic number.

100020120199 is a deficient number, since it is larger than the sum of its proper divisors (1).

100020120199 is an equidigital number, since it uses as much as digits as its factorization.

100020120199 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 100020120199 in words is "one hundred billion, twenty million, one hundred twenty thousand, one hundred ninety-nine".