1312223223301 has 8 divisors (see below), whose sum is σ = 1320105224664. Its totient is φ = 1304344634880.

The previous prime is 1312223223293. The next prime is 1312223223317. The reversal of 1312223223301 is 1033223222131.

It can be written as a sum of positive squares in 4 ways, for example, as 379395634401 + 932827588900 = 615951^2 + 965830^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1312223223301 - 2³ = 1312223223293 is a prime.

It is a super-2 number, since 2×1312223223301² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312223223331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79860 + ... + 1621981.

It is an arithmetic number, because the mean of its divisors is an integer number (165013153083).

Almost surely, 2^{1312223223301} is an apocalyptic number.

It is an amenable number.

1312223223301 is a deficient number, since it is larger than the sum of its proper divisors (7882001363).

1312223223301 is a wasteful number, since it uses less digits than its factorization.

1312223223301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706471.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1312223223301 its reverse (1033223222131), we get a palindrome (2345446445432).

The spelling of 1312223223301 in words is "one trillion, three hundred twelve billion, two hundred twenty-three million, two hundred twenty-three thousand, three hundred one".