312213111132422 has 32 divisors (see below), whose sum is σ = 490714105789440. Its totient is φ = 148699423524960.

The previous prime is 312213111132401. The next prime is 312213111132437. The reversal of 312213111132422 is 224231111312213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2534498 + ... + 25116725.

It is an arithmetic number, because the mean of its divisors is an integer number (15334815805920).

Almost surely, 2^{312213111132422} is an apocalyptic number.

312213111132422 is a deficient number, since it is larger than the sum of its proper divisors (178500994657018).

312213111132422 is a wasteful number, since it uses less digits than its factorization.

312213111132422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27652268.

The product of its digits is 3456, while the sum is 29.

Adding to 312213111132422 its reverse (224231111312213), we get a palindrome (536444222444635).

The spelling of 312213111132422 in words is "three hundred twelve trillion, two hundred thirteen billion, one hundred eleven million, one hundred thirty-two thousand, four hundred twenty-two".