222320220102 has 96 divisors (see below), whose sum is σ = 534720074400. Its totient is φ = 68431274496.

The previous prime is 222320220097. The next prime is 222320220107. The reversal of 222320220102 is 201022023222.

222320220102 is a `hidden beast` number, since 2 + 22 + 320 + 220 + 102 = 666.

It is an interprime number because it is at equal distance from previous prime (222320220097) and next prime (222320220107).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222320220107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 692724 + ... + 961512.

It is an arithmetic number, because the mean of its divisors is an integer number (5570000775).

Almost surely, 2^222320220102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222320220102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267360037200).

222320220102 is an abundant number, since it is smaller than the sum of its proper divisors (312399854298).

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

222320220102 is a wasteful number, since it uses less digits than its factorization.

222320220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268887 (or 268864 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 222320220102 its reverse (201022023222), we get a palindrome (423342243324).

The spelling of 222320220102 in words is "two hundred twenty-two billion, three hundred twenty million, two hundred twenty thousand, one hundred two".