2303212312 has 8 divisors (see below), whose sum is σ = 4318523100. Its totient is φ = 1151606152.

The previous prime is 2303212291. The next prime is 2303212321. The reversal of 2303212312 is 2132123032.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2303212312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143950762 + ... + 143950777.

Almost surely, 2^2303212312 is an apocalyptic number.

It is an amenable number.

2303212312 is a deficient number, since it is larger than the sum of its proper divisors (2015310788).

2303212312 is a wasteful number, since it uses less digits than its factorization.

2303212312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287901545 (or 287901541 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2303212312 is about 47991.7942152614. The cubic root of 2303212312 is about 1320.6203680230.

Adding to 2303212312 its reverse (2132123032), we get a palindrome (4435335344).

It can be divided in two parts, 23032 and 12312, that added together give a square (35344 = 188²).

The spelling of 2303212312 in words is "two billion, three hundred three million, two hundred twelve thousand, three hundred twelve".