312221334010223 has 8 divisors (see below), whose sum is σ = 341185338829440. Its totient is φ = 283354037054680.

The previous prime is 312221334010219. The next prime is 312221334010231. The reversal of 312221334010223 is 322010433122213.

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 312221334010223 - 2² = 312221334010219 is a prime.

It is a super-2 number, since 2×312221334010223² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312221334010723) 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, 24176959163 + ... + 24176972076.

It is an arithmetic number, because the mean of its divisors is an integer number (42648167353680).

Almost surely, 2^{312221334010223} is an apocalyptic number.

312221334010223 is a deficient number, since it is larger than the sum of its proper divisors (28964004819217).

312221334010223 is a wasteful number, since it uses less digits than its factorization.

312221334010223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48353931837.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 312221334010223 its reverse (322010433122213), we get a palindrome (634231767132436).

The spelling of 312221334010223 in words is "three hundred twelve trillion, two hundred twenty-one billion, three hundred thirty-four million, ten thousand, two hundred twenty-three".