2222312132 has 6 divisors (see below), whose sum is σ = 3889046238. Its totient is φ = 1111156064.

The previous prime is 2222312129. The next prime is 2222312173. The reversal of 2222312132 is 2312132222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2144060416 + 78251716 = 46304^2 + 8846^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277789013 + ... + 277789020.

It is an arithmetic number, because the mean of its divisors is an integer number (648174373).

Almost surely, 2^2222312132 is an apocalyptic number.

It is an amenable number.

2222312132 is a deficient number, since it is larger than the sum of its proper divisors (1666734106).

2222312132 is a wasteful number, since it uses less digits than its factorization.

2222312132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555578037 (or 555578035 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 2222312132 is about 47141.4057066609. The cubic root of 2222312132 is about 1304.9734793963.

Adding to 2222312132 its reverse (2312132222), we get a palindrome (4534444354).

The spelling of 2222312132 in words is "two billion, two hundred twenty-two million, three hundred twelve thousand, one hundred thirty-two".