312143014233404 has 6 divisors (see below), whose sum is σ = 546250274908464. Its totient is φ = 156071507116700.

The previous prime is 312143014233383. The next prime is 312143014233409. The reversal of 312143014233404 is 404332410341213.

It is a super-2 number, since 2×312143014233404² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312143014233409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39017876779172 + ... + 39017876779179.

It is an arithmetic number, because the mean of its divisors is an integer number (91041712484744).

Almost surely, 2^{312143014233404} is an apocalyptic number.

It is an amenable number.

312143014233404 is a deficient number, since it is larger than the sum of its proper divisors (234107260675060).

312143014233404 is a wasteful number, since it uses less digits than its factorization.

312143014233404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78035753558355 (or 78035753558353 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 312143014233404 its reverse (404332410341213), we get a palindrome (716475424574617).

The spelling of 312143014233404 in words is "three hundred twelve trillion, one hundred forty-three billion, fourteen million, two hundred thirty-three thousand, four hundred four".