42202020195 has 24 divisors (see below), whose sum is σ = 75859436016. Its totient is φ = 22507743456.

The previous prime is 42202020101. The next prime is 42202020239. The reversal of 42202020195 is 59102020224.

It is a happy number.

It is not a de Polignac number, because 42202020195 - 2⁷ = 42202020067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17365872 + ... + 17368301.

It is an arithmetic number, because the mean of its divisors is an integer number (3160809834).

Almost surely, 2^42202020195 is an apocalyptic number.

42202020195 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42202020195 is a deficient number, since it is larger than the sum of its proper divisors (33657415821).

42202020195 is an equidigital number, since it uses as much as digits as its factorization.

42202020195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34734193 (or 34734181 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 42202020195 in words is "forty-two billion, two hundred two million, twenty thousand, one hundred ninety-five".