112312213223212 has 12 divisors (see below), whose sum is σ = 208107924501960. Its totient is φ = 52852806222656.

The previous prime is 112312213223159. The next prime is 112312213223267. The reversal of 112312213223212 is 212322312213211.

It is a super-2 number, since 2×112312213223212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825825097162 + ... + 825825097297.

It is an arithmetic number, because the mean of its divisors is an integer number (17342327041830).

Almost surely, 2^{112312213223212} is an apocalyptic number.

It is an amenable number.

112312213223212 is a deficient number, since it is larger than the sum of its proper divisors (95795711278748).

112312213223212 is a wasteful number, since it uses less digits than its factorization.

112312213223212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651650194480 (or 1651650194478 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

Adding to 112312213223212 its reverse (212322312213211), we get a palindrome (324634525436423).

The spelling of 112312213223212 in words is "one hundred twelve trillion, three hundred twelve billion, two hundred thirteen million, two hundred twenty-three thousand, two hundred twelve".