42002020199 has 2 divisors, whose sum is σ = 42002020200. Its totient is φ = 42002020198.

The previous prime is 42002020189. The next prime is 42002020213. The reversal of 42002020199 is 99102020024.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42002020199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42002020169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001010099 + 21001010100.

It is an arithmetic number, because the mean of its divisors is an integer number (21001010100).

Almost surely, 2^42002020199 is an apocalyptic number.

42002020199 is a deficient number, since it is larger than the sum of its proper divisors (1).

42002020199 is an equidigital number, since it uses as much as digits as its factorization.

42002020199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 42002020199 in words is "forty-two billion, two million, twenty thousand, one hundred ninety-nine".