12313000133444 has 48 divisors (see below), whose sum is σ = 22283366898240. Its totient is φ = 5949951047040.

The previous prime is 12313000133437. The next prime is 12313000133527. The reversal of 12313000133444 is 44433100031321.

It is a happy number.

It is a super-2 number, since 2×12313000133444² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28621682 + ... + 29048694.

It is an arithmetic number, because the mean of its divisors is an integer number (464236810380).

Almost surely, 2^{12313000133444} is an apocalyptic number.

It is an amenable number.

12313000133444 is a deficient number, since it is larger than the sum of its proper divisors (9970366764796).

12313000133444 is a wasteful number, since it uses less digits than its factorization.

12313000133444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429140 (or 429138 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 12313000133444 its reverse (44433100031321), we get a palindrome (56746100164765).

The spelling of 12313000133444 in words is "twelve trillion, three hundred thirteen billion, one hundred thirty-three thousand, four hundred forty-four".