112221200202012 has 72 divisors (see below), whose sum is σ = 310157013479040. Its totient is φ = 33929660313120.

The previous prime is 112221200201963. The next prime is 112221200202029. The reversal of 112221200202012 is 210202002122211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 319674312 + ... + 320025167.

It is an arithmetic number, because the mean of its divisors is an integer number (4307736298320).

Almost surely, 2^{112221200202012} is an apocalyptic number.

112221200202012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112221200202012 is an abundant number, since it is smaller than the sum of its proper divisors (197935813277028).

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

112221200202012 is a wasteful number, since it uses less digits than its factorization.

112221200202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639699943 (or 639699938 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112221200202012 its reverse (210202002122211), we get a palindrome (322423202324223).

The spelling of 112221200202012 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred million, two hundred two thousand, twelve".