220922718243 has 16 divisors (see below), whose sum is σ = 306766116000. Its totient is φ = 141248737280.

The previous prime is 220922718229. The next prime is 220922718259. The reversal of 220922718243 is 342817229022.

It is a cyclic number.

It is not a de Polignac number, because 220922718243 - 2¹² = 220922714147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220922718195 and 220922718204.

It is not an unprimeable number, because it can be changed into a prime (220922718293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8508318 + ... + 8534243.

It is an arithmetic number, because the mean of its divisors is an integer number (19172882250).

Almost surely, 2^220922718243 is an apocalyptic number.

220922718243 is a deficient number, since it is larger than the sum of its proper divisors (85843397757).

220922718243 is a wasteful number, since it uses less digits than its factorization.

220922718243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17042742.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 220922718243 in words is "two hundred twenty billion, nine hundred twenty-two million, seven hundred eighteen thousand, two hundred forty-three".