2223000012 has 12 divisors (see below), whose sum is σ = 5187000056. Its totient is φ = 741000000.

The previous prime is 2222999971. The next prime is 2223000023. The reversal of 2223000012 is 2100003222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 185250001 = 2223000012 / (2 + 2 + 2 + 3 + 0 + 0 + 0 + 0 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92624989 + ... + 92625012.

Almost surely, 2^2223000012 is an apocalyptic number.

It is an amenable number.

2223000012 is an abundant number, since it is smaller than the sum of its proper divisors (2964000044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2223000012 is a wasteful number, since it uses less digits than its factorization.

2223000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185250008 (or 185250006 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2223000012 is about 47148.7010637621. The cubic root of 2223000012 is about 1305.1081098323.

Adding to 2223000012 its reverse (2100003222), we get a palindrome (4323003234).

The spelling of 2223000012 in words is "two billion, two hundred twenty-three million, twelve", and thus it is an aban number.