222126178092 has 288 divisors, whose sum is σ = 666107172864. Its totient is φ = 57081024000.

The previous prime is 222126178081. The next prime is 222126178111. The reversal of 222126178092 is 290871621222.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 61173117 + ... + 61176747.

It is an arithmetic number, because the mean of its divisors is an integer number (2312872128).

Almost surely, 2^222126178092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222126178092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333053586432).

222126178092 is an abundant number, since it is smaller than the sum of its proper divisors (443980994772).

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

222126178092 is a wasteful number, since it uses less digits than its factorization.

222126178092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3869 (or 3860 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 222126178092 in words is "two hundred twenty-two billion, one hundred twenty-six million, one hundred seventy-eight thousand, ninety-two".