182220221822 has 16 divisors (see below), whose sum is σ = 274667569152. Its totient is φ = 90665439480.

The previous prime is 182220221819. The next prime is 182220221837. The reversal of 182220221822 is 228122022281.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71747 + ... + 607937.

It is an arithmetic number, because the mean of its divisors is an integer number (17166723072).

Almost surely, 2^182220221822 is an apocalyptic number.

182220221822 is a deficient number, since it is larger than the sum of its proper divisors (92447347330).

182220221822 is a wasteful number, since it uses less digits than its factorization.

182220221822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537023.

The product of its (nonzero) digits is 8192, while the sum is 32.

The spelling of 182220221822 in words is "one hundred eighty-two billion, two hundred twenty million, two hundred twenty-one thousand, eight hundred twenty-two".