12212202220112 has 40 divisors (see below), whose sum is σ = 23765404979232. Its totient is φ = 6079214960000.

The previous prime is 12212202220063. The next prime is 12212202220133. The reversal of 12212202220112 is 21102220221221.

It is a super-3 number, since 3×12212202220112³ (a number of 40 digits) contains 333 as substring.

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, 8923523 + ... + 10200669.

Almost surely, 2^{12212202220112} is an apocalyptic number.

It is an amenable number.

12212202220112 is a deficient number, since it is larger than the sum of its proper divisors (11553202759120).

12212202220112 is a wasteful number, since it uses less digits than its factorization.

12212202220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279787 (or 1279781 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12212202220112 its reverse (21102220221221), we get a palindrome (33314422441333).

The spelling of 12212202220112 in words is "twelve trillion, two hundred twelve billion, two hundred two million, two hundred twenty thousand, one hundred twelve".