199201581283 has 2 divisors, whose sum is σ = 199201581284. Its totient is φ = 199201581282.

The previous prime is 199201581221. The next prime is 199201581301. The reversal of 199201581283 is 382185102991.

It is a strong prime.

It is an emirp because it is prime and its reverse (382185102991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199201581283 - 2⁹ = 199201580771 is a prime.

It is not a weakly prime, because it can be changed into another prime (199201581583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99600790641 + 99600790642.

It is an arithmetic number, because the mean of its divisors is an integer number (99600790642).

Almost surely, 2^199201581283 is an apocalyptic number.

199201581283 is a deficient number, since it is larger than the sum of its proper divisors (1).

199201581283 is an equidigital number, since it uses as much as digits as its factorization.

199201581283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 49.

The spelling of 199201581283 in words is "one hundred ninety-nine billion, two hundred one million, five hundred eighty-one thousand, two hundred eighty-three".