201980822499 has 12 divisors (see below), whose sum is σ = 292745814816. Its totient is φ = 134194310352.

The previous prime is 201980822453. The next prime is 201980822551. The reversal of 201980822499 is 994228089102.

It is not a de Polignac number, because 201980822499 - 2⁸ = 201980822243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201980822599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38294827 + ... + 38300100.

It is an arithmetic number, because the mean of its divisors is an integer number (24395484568).

Almost surely, 2^201980822499 is an apocalyptic number.

201980822499 is a deficient number, since it is larger than the sum of its proper divisors (90764992317).

201980822499 is a wasteful number, since it uses less digits than its factorization.

201980822499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76595226 (or 76595223 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 54.

The spelling of 201980822499 in words is "two hundred one billion, nine hundred eighty million, eight hundred twenty-two thousand, four hundred ninety-nine".