312220022214 has 16 divisors (see below), whose sum is σ = 624459279600. Its totient is φ = 104070134880.

The previous prime is 312220022183. The next prime is 312220022243. The reversal of 312220022214 is 412220022213.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585997 + ... + 983784.

It is an arithmetic number, because the mean of its divisors is an integer number (39028704975).

Almost surely, 2^312220022214 is an apocalyptic number.

312220022214 is an abundant number, since it is smaller than the sum of its proper divisors (312239257386).

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

312220022214 is a wasteful number, since it uses less digits than its factorization.

312220022214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602935.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 312220022214 its reverse (412220022213), we get a palindrome (724440044427).

Subtracting 312220022214 from its reverse (412220022213), we obtain a palindrome (99999999999).

The spelling of 312220022214 in words is "three hundred twelve billion, two hundred twenty million, twenty-two thousand, two hundred fourteen".