222203021122 has 8 divisors (see below), whose sum is σ = 333312957900. Its totient is φ = 111098701824.

The previous prime is 222203021113. The next prime is 222203021123. The reversal of 222203021122 is 221120302222.

It can be written as a sum of positive squares in 2 ways, for example, as 221465301201 + 737719921 = 470601^2 + 27161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 222203021122.

It is not an unprimeable number, because it can be changed into a prime (222203021123) 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, 1304047 + ... + 1464562.

Almost surely, 2^222203021122 is an apocalyptic number.

222203021122 is a deficient number, since it is larger than the sum of its proper divisors (111109936778).

222203021122 is a wasteful number, since it uses less digits than its factorization.

222203021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2808740.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222203021122 its reverse (221120302222), we get a palindrome (443323323344).

The spelling of 222203021122 in words is "two hundred twenty-two billion, two hundred three million, twenty-one thousand, one hundred twenty-two".