312211240330223 has 64 divisors (see below), whose sum is σ = 351465982156800. Its totient is φ = 275397807168000.

The previous prime is 312211240330211. The next prime is 312211240330229. The reversal of 312211240330223 is 322033042112213.

It is a cyclic number.

It is not a de Polignac number, because 312211240330223 - 2¹⁴ = 312211240313839 is a prime.

It is a super-3 number, since 3×312211240330223³ (a number of 44 digits) contains 333 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 (312211240330229) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5770868873 + ... + 5770922973.

It is an arithmetic number, because the mean of its divisors is an integer number (5491655971200).

Almost surely, 2^{312211240330223} is an apocalyptic number.

312211240330223 is a deficient number, since it is larger than the sum of its proper divisors (39254741826577).

312211240330223 is a wasteful number, since it uses less digits than its factorization.

312211240330223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54888.

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

Adding to 312211240330223 its reverse (322033042112213), we get a palindrome (634244282442436).

The spelling of 312211240330223 in words is "three hundred twelve trillion, two hundred eleven billion, two hundred forty million, three hundred thirty thousand, two hundred twenty-three".