312212322430234 has 8 divisors (see below), whose sum is σ = 468711038957940. Its totient is φ = 155975309444256.

The previous prime is 312212322430223. The next prime is 312212322430387. The reversal of 312212322430234 is 432034223212213.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 311337096694009 + 875225736225 = 17644747^2 + 935535^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 312212322430234.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65425882449 + ... + 65425887220.

Almost surely, 2^{312212322430234} is an apocalyptic number.

312212322430234 is a deficient number, since it is larger than the sum of its proper divisors (156498716527706).

312212322430234 is a wasteful number, since it uses less digits than its factorization.

312212322430234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130851770864.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 312212322430234 its reverse (432034223212213), we get a palindrome (744246545642447).

The spelling of 312212322430234 in words is "three hundred twelve trillion, two hundred twelve billion, three hundred twenty-two million, four hundred thirty thousand, two hundred thirty-four".