220726968222 has 16 divisors (see below), whose sum is σ = 445739898240. Its totient is φ = 72861329112.

The previous prime is 220726968221. The next prime is 220726968271. The reversal of 220726968222 is 222869627022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220726968221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178581072 + ... + 178582307.

It is an arithmetic number, because the mean of its divisors is an integer number (27858743640).

Almost surely, 2^220726968222 is an apocalyptic number.

220726968222 is an abundant number, since it is smaller than the sum of its proper divisors (225012930018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220726968222 is a wasteful number, since it uses less digits than its factorization.

220726968222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357163487.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 220726968222 in words is "two hundred twenty billion, seven hundred twenty-six million, nine hundred sixty-eight thousand, two hundred twenty-two".