312212214342 has 80 divisors (see below), whose sum is σ = 812634764832. Its totient is φ = 87741118080.

The previous prime is 312212214317. The next prime is 312212214449. The reversal of 312212214342 is 243412212213.

312212214342 is a `hidden beast` number, since 3 + 1 + 2 + 2 + 1 + 221 + 434 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2187543 + ... + 2325890.

Almost surely, 2^312212214342 is an apocalyptic number.

312212214342 is an abundant number, since it is smaller than the sum of its proper divisors (500422550490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312212214342 is a wasteful number, since it uses less digits than its factorization.

312212214342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4513515 (or 4513506 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 312212214342 its reverse (243412212213), we get a palindrome (555624426555).

The spelling of 312212214342 in words is "three hundred twelve billion, two hundred twelve million, two hundred fourteen thousand, three hundred forty-two".