12311112303003 has 16 divisors (see below), whose sum is σ = 16552462015232. Its totient is φ = 8138775780000.

The previous prime is 12311112302977. The next prime is 12311112303019. The reversal of 12311112303003 is 30030321111321.

It is a happy number.

It is not a de Polignac number, because 12311112303003 - 2⁵ = 12311112302971 is a prime.

It is a super-2 number, since 2×12311112303003² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12311112303023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23538928 + ... + 24056253.

It is an arithmetic number, because the mean of its divisors is an integer number (1034528875952).

Almost surely, 2^{12311112303003} is an apocalyptic number.

12311112303003 is a deficient number, since it is larger than the sum of its proper divisors (4241349712229).

12311112303003 is a wasteful number, since it uses less digits than its factorization.

12311112303003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47595906.

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

Adding to 12311112303003 its reverse (30030321111321), we get a palindrome (42341433414324).

The spelling of 12311112303003 in words is "twelve trillion, three hundred eleven billion, one hundred twelve million, three hundred three thousand, three".