1312223332103 has 16 divisors (see below), whose sum is σ = 1320679987200. Its totient is φ = 1303792378080.

The previous prime is 1312223332099. The next prime is 1312223332169. The reversal of 1312223332103 is 3012333222131.

It is a cyclic number.

It is not a de Polignac number, because 1312223332103 - 2² = 1312223332099 is a prime.

It is a Duffinian number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 451089413 + ... + 451092321.

It is an arithmetic number, because the mean of its divisors is an integer number (82542499200).

Almost surely, 2^{1312223332103} is an apocalyptic number.

1312223332103 is a deficient number, since it is larger than the sum of its proper divisors (8456655097).

1312223332103 is a wasteful number, since it uses less digits than its factorization.

1312223332103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6382.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1312223332103 its reverse (3012333222131), we get a palindrome (4324556554234).

The spelling of 1312223332103 in words is "one trillion, three hundred twelve billion, two hundred twenty-three million, three hundred thirty-two thousand, one hundred three".