312113144234 has 4 divisors (see below), whose sum is σ = 468169716354. Its totient is φ = 156056572116.

The previous prime is 312113144227. The next prime is 312113144243. The reversal of 312113144234 is 432441311213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 291063487009 + 21049657225 = 539503^2 + 145085^2 .

It is a super-2 number, since 2×312113144234² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312113144197 and 312113144206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78028286057 + ... + 78028286060.

Almost surely, 2^312113144234 is an apocalyptic number.

312113144234 is a deficient number, since it is larger than the sum of its proper divisors (156056572120).

312113144234 is a wasteful number, since it uses less digits than its factorization.

312113144234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156056572119.

The product of its digits is 6912, while the sum is 29.

Adding to 312113144234 its reverse (432441311213), we get a palindrome (744554455447).

The spelling of 312113144234 in words is "three hundred twelve billion, one hundred thirteen million, one hundred forty-four thousand, two hundred thirty-four".