2303122311012 has 12 divisors (see below), whose sum is σ = 5373952059056. Its totient is φ = 767707437000.

The previous prime is 2303122310987. The next prime is 2303122311029. The reversal of 2303122311012 is 2101132213032.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2303122311012.

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, 95963429614 + ... + 95963429637.

Almost surely, 2^{2303122311012} is an apocalyptic number.

It is an amenable number.

2303122311012 is an abundant number, since it is smaller than the sum of its proper divisors (3070829748044).

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

2303122311012 is a wasteful number, since it uses less digits than its factorization.

2303122311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191926859258 (or 191926859256 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2303122311012 its reverse (2101132213032), we get a palindrome (4404254524044).

The spelling of 2303122311012 in words is "two trillion, three hundred three billion, one hundred twenty-two million, three hundred eleven thousand, twelve".