1312322133101 has 6 divisors (see below), whose sum is σ = 1526578807950. Its totient is φ = 1124847542616.

The previous prime is 1312322133097. The next prime is 1312322133119. The reversal of 1312322133101 is 1013312232131.

It can be written as a sum of positive squares in only one way, i.e., 1302168547876 + 10153585225 = 1141126^2 + 100765^2 .

It is not a de Polignac number, because 1312322133101 - 2² = 1312322133097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312322133401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13391042126 + ... + 13391042223.

It is an arithmetic number, because the mean of its divisors is an integer number (254429801325).

Almost surely, 2^{1312322133101} is an apocalyptic number.

It is an amenable number.

1312322133101 is a deficient number, since it is larger than the sum of its proper divisors (214256674849).

1312322133101 is an equidigital number, since it uses as much as digits as its factorization.

1312322133101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26782084363 (or 26782084356 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1312322133101 its reverse (1013312232131), we get a palindrome (2325634365232).

The spelling of 1312322133101 in words is "one trillion, three hundred twelve billion, three hundred twenty-two million, one hundred thirty-three thousand, one hundred one".