222101794098 has 90 divisors (see below), whose sum is σ = 506799775053. Its totient is φ = 72700292880.

The previous prime is 222101794097. The next prime is 222101794099. The reversal of 222101794098 is 890497101222.

222101794098 is a `hidden beast` number, since 2 + 221 + 0 + 17 + 9 + 409 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (222101794097) and next prime (222101794099).

It can be written as a sum of positive squares in 2 ways, for example, as 150445464129 + 71656329969 = 387873^2 + 267687^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333243.

It is not an unprimeable number, because it can be changed into a prime (222101794097) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 365900511 + ... + 365901117.

Almost surely, 2^222101794098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222101794098

222101794098 is an abundant number, since it is smaller than the sum of its proper divisors (284697980955).

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

222101794098 is an frugal number, since it uses more digits than its factorization.

222101794098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350 (or 673 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 222101794098 in words is "two hundred twenty-two billion, one hundred one million, seven hundred ninety-four thousand, ninety-eight".