1340312334231 has 32 divisors (see below), whose sum is σ = 1928012486400. Its totient is φ = 823325370624.

The previous prime is 1340312334203. The next prime is 1340312334247. The reversal of 1340312334231 is 1324332130431.

It is not a de Polignac number, because 1340312334231 - 2⁷ = 1340312334103 is a prime.

It is a super-2 number, since 2×1340312334231² (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 (1340312334131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56773876 + ... + 56797478.

It is an arithmetic number, because the mean of its divisors is an integer number (60250390200).

Almost surely, 2^{1340312334231} is an apocalyptic number.

1340312334231 is a deficient number, since it is larger than the sum of its proper divisors (587700152169).

1340312334231 is a wasteful number, since it uses less digits than its factorization.

1340312334231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26175.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 1340312334231 its reverse (1324332130431), we get a palindrome (2664644464662).

The spelling of 1340312334231 in words is "one trillion, three hundred forty billion, three hundred twelve million, three hundred thirty-four thousand, two hundred thirty-one".