1323255078231 has 8 divisors (see below), whose sum is σ = 1812024972144. Its totient is φ = 858327618240.

The previous prime is 1323255078227. The next prime is 1323255078263. The reversal of 1323255078231 is 1328705523231.

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

It is not a de Polignac number, because 1323255078231 - 2² = 1323255078227 is a prime.

It is a super-2 number, since 2×1323255078231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323255078031) 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, 5960608350 + ... + 5960608571.

It is an arithmetic number, because the mean of its divisors is an integer number (226503121518).

Almost surely, 2^{1323255078231} is an apocalyptic number.

1323255078231 is a deficient number, since it is larger than the sum of its proper divisors (488769893913).

1323255078231 is a wasteful number, since it uses less digits than its factorization.

1323255078231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11921216961.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 1323255078231 in words is "one trillion, three hundred twenty-three billion, two hundred fifty-five million, seventy-eight thousand, two hundred thirty-one".