12212002313112 has 128 divisors (see below), whose sum is σ = 36918127987200. Its totient is φ = 3288377253888.

The previous prime is 12212002313057. The next prime is 12212002313129. The reversal of 12212002313112 is 21131320021221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9295383 + ... + 10527494.

It is an arithmetic number, because the mean of its divisors is an integer number (288422874900).

Almost surely, 2^{12212002313112} is an apocalyptic number.

12212002313112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12212002313112 is an abundant number, since it is smaller than the sum of its proper divisors (24706125674088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12212002313112 is a wasteful number, since it uses less digits than its factorization.

12212002313112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19823105 (or 19823101 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12212002313112 its reverse (21131320021221), we get a palindrome (33343322334333).

The spelling of 12212002313112 in words is "twelve trillion, two hundred twelve billion, two million, three hundred thirteen thousand, one hundred twelve".