222111200002 has 48 divisors (see below), whose sum is σ = 372635053560. Its totient is φ = 98934898176.

The previous prime is 222111199997. The next prime is 222111200023. The reversal of 222111200002 is 200002111222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 204467656761 + 17643543241 = 452181^2 + 132829^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15175624 + ... + 15190252.

Almost surely, 2^222111200002 is an apocalyptic number.

222111200002 is a deficient number, since it is larger than the sum of its proper divisors (150523853558).

222111200002 is a wasteful number, since it uses less digits than its factorization.

222111200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15923 (or 15904 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222111200002 its reverse (200002111222), we get a palindrome (422113311224).

The spelling of 222111200002 in words is "two hundred twenty-two billion, one hundred eleven million, two hundred thousand, two".