220011566898 has 16 divisors (see below), whose sum is σ = 450755405856. Its totient is φ = 71548476960.

The previous prime is 220011566893. The next prime is 220011566903. The reversal of 220011566898 is 898665110022.

It is an interprime number because it is at equal distance from previous prime (220011566893) and next prime (220011566903).

It is not an unprimeable number, because it can be changed into a prime (220011566891) 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, 447177736 + ... + 447178227.

It is an arithmetic number, because the mean of its divisors is an integer number (28172212866).

Almost surely, 2^220011566898 is an apocalyptic number.

220011566898 is an abundant number, since it is smaller than the sum of its proper divisors (230743838958).

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

220011566898 is a wasteful number, since it uses less digits than its factorization.

220011566898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894356009.

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 220011566898 in words is "two hundred twenty billion, eleven million, five hundred sixty-six thousand, eight hundred ninety-eight".