12311203076 has 24 divisors (see below), whose sum is σ = 22437135000. Its totient is φ = 5903442944.

The previous prime is 12311203067. The next prime is 12311203087. The reversal of 12311203076 is 67030211321.

It can be written as a sum of positive squares in 4 ways, for example, as 205922500 + 12105280576 = 14350^2 + 110024^2 .

It is a super-3 number, since 3×12311203076³ (a number of 31 digits) contains 333 as substring.

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, 338861 + ... + 373428.

It is an arithmetic number, because the mean of its divisors is an integer number (934880625).

Almost surely, 2^12311203076 is an apocalyptic number.

It is an amenable number.

12311203076 is a deficient number, since it is larger than the sum of its proper divisors (10125931924).

12311203076 is a wasteful number, since it uses less digits than its factorization.

12311203076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712471 (or 712469 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

Adding to 12311203076 its reverse (67030211321), we get a palindrome (79341414397).

The spelling of 12311203076 in words is "twelve billion, three hundred eleven million, two hundred three thousand, seventy-six".