220031320022 has 4 divisors (see below), whose sum is σ = 330046980036. Its totient is φ = 110015660010.

The previous prime is 220031319979. The next prime is 220031320031. The reversal of 220031320022 is 220023130022.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55007830004 + ... + 55007830007.

It is an arithmetic number, because the mean of its divisors is an integer number (82511745009).

Almost surely, 2^220031320022 is an apocalyptic number.

220031320022 is a deficient number, since it is larger than the sum of its proper divisors (110015660014).

220031320022 is a wasteful number, since it uses less digits than its factorization.

220031320022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110015660013.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 220031320022 its reverse (220023130022), we get a palindrome (440054450044).

The spelling of 220031320022 in words is "two hundred twenty billion, thirty-one million, three hundred twenty thousand, twenty-two".