222202001111200 has 144 divisors (see below), whose sum is σ = 595683301953600. Its totient is φ = 80265623040000.

The previous prime is 222202001111197. The next prime is 222202001111203. The reversal of 222202001111200 is 2111100202222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (222202001111197) and next prime (222202001111203).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (222202001111203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82281225 + ... + 84938824.

It is an arithmetic number, because the mean of its divisors is an integer number (4136689596900).

Almost surely, 2^{222202001111200} is an apocalyptic number.

222202001111200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222202001111200 is an abundant number, since it is smaller than the sum of its proper divisors (373481300842400).

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

222202001111200 is a wasteful number, since it uses less digits than its factorization.

222202001111200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167220231 (or 167220218 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222202001111200 its reverse (2111100202222), we get a palindrome (224313101313422).

The spelling of 222202001111200 in words is "two hundred twenty-two trillion, two hundred two billion, one million, one hundred eleven thousand, two hundred".