82221203113 has 12 divisors (see below), whose sum is σ = 96538958352. Its totient is φ = 69816664680.

The previous prime is 82221203111. The next prime is 82221203131. The reversal of 82221203113 is 31130212228.

It is not a de Polignac number, because 82221203113 - 2¹ = 82221203111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82221203111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7835803 + ... + 7846288.

It is an arithmetic number, because the mean of its divisors is an integer number (8044913196).

Almost surely, 2^82221203113 is an apocalyptic number.

It is an amenable number.

82221203113 is a deficient number, since it is larger than the sum of its proper divisors (14317755239).

82221203113 is a wasteful number, since it uses less digits than its factorization.

82221203113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15682212 (or 15682205 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 82221203113 in words is "eighty-two billion, two hundred twenty-one million, two hundred three thousand, one hundred thirteen".