222046201800 has 192 divisors, whose sum is σ = 805080168000. Its totient is φ = 56095856640.

The previous prime is 222046201799. The next prime is 222046201807. The reversal of 222046201800 is 8102640222.

It is a happy number.

222046201800 is a `hidden beast` number, since 2 + 2 + 20 + 4 + 620 + 18 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (222046201807) 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, 979497 + ... + 1184696.

It is an arithmetic number, because the mean of its divisors is an integer number (4193125875).

Almost surely, 2^222046201800 is an apocalyptic number.

222046201800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222046201800 is an abundant number, since it is smaller than the sum of its proper divisors (583033966200).

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

222046201800 is a wasteful number, since it uses less digits than its factorization.

222046201800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164237 (or 2164222 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The spelling of 222046201800 in words is "two hundred twenty-two billion, forty-six million, two hundred one thousand, eight hundred".