212120223033112 has 64 divisors (see below), whose sum is σ = 416568932697600. Its totient is φ = 101069771953920.

The previous prime is 212120223033091. The next prime is 212120223033127. The reversal of 212120223033112 is 211330322021212.

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, 292230453 + ... + 292955419.

It is an arithmetic number, because the mean of its divisors is an integer number (6508889573400).

Almost surely, 2^{212120223033112} is an apocalyptic number.

It is an amenable number.

212120223033112 is a deficient number, since it is larger than the sum of its proper divisors (204448709664488).

212120223033112 is a wasteful number, since it uses less digits than its factorization.

212120223033112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730936 (or 730932 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 212120223033112 its reverse (211330322021212), we get a palindrome (423450545054324).

The spelling of 212120223033112 in words is "two hundred twelve trillion, one hundred twenty billion, two hundred twenty-three million, thirty-three thousand, one hundred twelve".