222436442212 has 48 divisors (see below), whose sum is σ = 402575996592. Its totient is φ = 107488908800.

The previous prime is 222436442209. The next prime is 222436442213. The reversal of 222436442212 is 212244634222.

It can be written as a sum of positive squares in 8 ways, for example, as 67181529636 + 155254912576 = 259194^2 + 394024^2 .

It is not an unprimeable number, because it can be changed into a prime (222436442213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4191798 + ... + 4244530.

It is an arithmetic number, because the mean of its divisors is an integer number (8386999929).

Almost surely, 2^222436442212 is an apocalyptic number.

It is an amenable number.

222436442212 is a deficient number, since it is larger than the sum of its proper divisors (180139554380).

222436442212 is a wasteful number, since it uses less digits than its factorization.

222436442212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53088 (or 53086 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

The spelling of 222436442212 in words is "two hundred twenty-two billion, four hundred thirty-six million, four hundred forty-two thousand, two hundred twelve".