1312223332203 has 48 divisors (see below), whose sum is σ = 2190435287040. Its totient is φ = 741483605952.

The previous prime is 1312223332169. The next prime is 1312223332319. The reversal of 1312223332203 is 3022333222131.

1312223332203 is a `hidden beast` number, since 1 + 3 + 122 + 2 + 3 + 332 + 203 = 666.

It is not a de Polignac number, because 1312223332203 - 2²⁴ = 1312206554987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1312223332403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3264150 + ... + 3644052.

It is an arithmetic number, because the mean of its divisors is an integer number (45634068480).

Almost surely, 2^{1312223332203} is an apocalyptic number.

1312223332203 is a deficient number, since it is larger than the sum of its proper divisors (878211954837).

1312223332203 is a wasteful number, since it uses less digits than its factorization.

1312223332203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380528 (or 380525 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 1312223332203 its reverse (3022333222131), we get a palindrome (4334556554334).

The spelling of 1312223332203 in words is "one trillion, three hundred twelve billion, two hundred twenty-three million, three hundred thirty-two thousand, two hundred three".