12211032313112 has 32 divisors (see below), whose sum is σ = 23272050731520. Its totient is φ = 6005160944640.

The previous prime is 12211032313049. The next prime is 12211032313147. The reversal of 12211032313112 is 21131323011221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10765448 + ... + 11845544.

It is an arithmetic number, because the mean of its divisors is an integer number (727251585360).

Almost surely, 2^{12211032313112} is an apocalyptic number.

It is an amenable number.

12211032313112 is a deficient number, since it is larger than the sum of its proper divisors (11061018418408).

12211032313112 is a wasteful number, since it uses less digits than its factorization.

12211032313112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103331 (or 1103327 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 12211032313112 its reverse (21131323011221), we get a palindrome (33342355324333).

The spelling of 12211032313112 in words is "twelve trillion, two hundred eleven billion, thirty-two million, three hundred thirteen thousand, one hundred twelve".