2242012312 has 16 divisors (see below), whose sum is σ = 4425024600. Its totient is φ = 1062005760.

The previous prime is 2242012291. The next prime is 2242012319. The reversal of 2242012312 is 2132102422.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 2242012312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242012319) 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, 7374889 + ... + 7375192.

Almost surely, 2^2242012312 is an apocalyptic number.

It is an amenable number.

2242012312 is a deficient number, since it is larger than the sum of its proper divisors (2183012288).

2242012312 is a wasteful number, since it uses less digits than its factorization.

2242012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14750106 (or 14750102 counting only the distinct ones).

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

The square root of 2242012312 is about 47349.8924180404. The cubic root of 2242012312 is about 1308.8182166863.

Adding to 2242012312 its reverse (2132102422), we get a palindrome (4374114734).

The spelling of 2242012312 in words is "two billion, two hundred forty-two million, twelve thousand, three hundred twelve".