1231340002323 has 8 divisors (see below), whose sum is σ = 1657130470848. Its totient is φ = 813221434344.

The previous prime is 1231340002313. The next prime is 1231340002339. The reversal of 1231340002323 is 3232000431321.

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

It is not a de Polignac number, because 1231340002323 - 2¹² = 1231339998227 is a prime.

It is a super-4 number, since 4×1231340002323⁴ (a number of 49 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1231340002293 and 1231340002302.

It is not an unprimeable number, because it can be changed into a prime (1231340002313) 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, 1917974761 + ... + 1917975402.

It is an arithmetic number, because the mean of its divisors is an integer number (207141308856).

Almost surely, 2^{1231340002323} is an apocalyptic number.

1231340002323 is a deficient number, since it is larger than the sum of its proper divisors (425790468525).

1231340002323 is a wasteful number, since it uses less digits than its factorization.

1231340002323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835950273.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1231340002323 its reverse (3232000431321), we get a palindrome (4463340433644).

The spelling of 1231340002323 in words is "one trillion, two hundred thirty-one billion, three hundred forty million, two thousand, three hundred twenty-three".