222000201988 has 12 divisors (see below), whose sum is σ = 392865526620. Its totient is φ = 109752908672.

The previous prime is 222000201979. The next prime is 222000201989. The reversal of 222000201988 is 889102000222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42984899584 + 179015302404 = 207328^2 + 423102^2 .

It is not an unprimeable number, because it can be changed into a prime (222000201989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311797681 + ... + 311798392.

It is an arithmetic number, because the mean of its divisors is an integer number (32738793885).

Almost surely, 2^222000201988 is an apocalyptic number.

It is an amenable number.

222000201988 is a deficient number, since it is larger than the sum of its proper divisors (170865324632).

222000201988 is a wasteful number, since it uses less digits than its factorization.

222000201988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623596166 (or 623596164 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 222000201988 in words is "two hundred twenty-two billion, two hundred one thousand, nine hundred eighty-eight".