220371868722 has 32 divisors (see below), whose sum is σ = 444197206080. Its totient is φ = 72883722240.

The previous prime is 220371868693. The next prime is 220371868781. The reversal of 220371868722 is 227868173022.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187822 + ... + 689942.

It is an arithmetic number, because the mean of its divisors is an integer number (13881162690).

Almost surely, 2^220371868722 is an apocalyptic number.

220371868722 is an abundant number, since it is smaller than the sum of its proper divisors (223825337358).

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

220371868722 is a wasteful number, since it uses less digits than its factorization.

220371868722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502698.

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 220371868722 in words is "two hundred twenty billion, three hundred seventy-one million, eight hundred sixty-eight thousand, seven hundred twenty-two".