312222343222213 has 8 divisors (see below), whose sum is σ = 316328330280960. Its totient is φ = 308142099029520.

The previous prime is 312222343222211. The next prime is 312222343222297.

It is a happy number.

312222343222213 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 312222343222213 - 2¹ = 312222343222211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312222343222211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6435692098 + ... + 6435740611.

It is an arithmetic number, because the mean of its divisors is an integer number (39541041285120).

Almost surely, 2^{312222343222213} is an apocalyptic number.

It is an amenable number.

312222343222213 is a deficient number, since it is larger than the sum of its proper divisors (4105987058747).

312222343222213 is a wasteful number, since it uses less digits than its factorization.

312222343222213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12871433027.

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

The spelling of 312222343222213 in words is "three hundred twelve trillion, two hundred twenty-two billion, three hundred forty-three million, two hundred twenty-two thousand, two hundred thirteen".