2103311301312 has 56 divisors (see below), whose sum is σ = 5993088939376. Its totient is φ = 647172707328.

The previous prime is 2103311301307. The next prime is 2103311301323. The reversal of 2103311301312 is 2131031133012.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421333903 + ... + 421338894.

It is an arithmetic number, because the mean of its divisors is an integer number (107019445346).

Almost surely, 2^{2103311301312} is an apocalyptic number.

It is an amenable number.

2103311301312 is an abundant number, since it is smaller than the sum of its proper divisors (3889777638064).

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

2103311301312 is a wasteful number, since it uses less digits than its factorization.

2103311301312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842672825 (or 842672815 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2103311301312 its reverse (2131031133012), we get a palindrome (4234342434324).

The spelling of 2103311301312 in words is "two trillion, one hundred three billion, three hundred eleven million, three hundred one thousand, three hundred twelve".