12220001210112 has 72 divisors (see below), whose sum is σ = 33402024781776. Its totient is φ = 3963243626496.

The previous prime is 12220001210089. The next prime is 12220001210159. The reversal of 12220001210112 is 21101210002221.

It is a junction number, because it is equal to n+sod(n) for n = 12220001210091 and 12220001210100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214991313 + ... + 215048144.

It is an arithmetic number, because the mean of its divisors is an integer number (463917010858).

Almost surely, 2^{12220001210112} is an apocalyptic number.

12220001210112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12220001210112 is an abundant number, since it is smaller than the sum of its proper divisors (21182023571664).

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

12220001210112 is an equidigital number, since it uses as much as digits as its factorization.

12220001210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430039513 (or 430039499 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12220001210112 its reverse (21101210002221), we get a palindrome (33321211212333).

The spelling of 12220001210112 in words is "twelve trillion, two hundred twenty billion, one million, two hundred ten thousand, one hundred twelve".