112001021022222 has 64 divisors (see below), whose sum is σ = 251911814837760. Its totient is φ = 36880653583872.

The previous prime is 112001021022197. The next prime is 112001021022269. The reversal of 112001021022222 is 222220120100211.

It is a happy number.

112001021022222 is a `hidden beast` number, since 1 + 1 + 200 + 10 + 210 + 22 + 222 = 666.

112001021022222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 112001021022195 and 112001021022204.

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, 50580078 + ... + 52747950.

It is an arithmetic number, because the mean of its divisors is an integer number (3936122106840).

Almost surely, 2^{112001021022222} is an apocalyptic number.

112001021022222 is an abundant number, since it is smaller than the sum of its proper divisors (139910793815538).

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

112001021022222 is a wasteful number, since it uses less digits than its factorization.

112001021022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179494 (or 2179488 counting only the distinct ones).

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

Adding to 112001021022222 its reverse (222220120100211), we get a palindrome (334221141122433).

The spelling of 112001021022222 in words is "one hundred twelve trillion, one billion, twenty-one million, twenty-two thousand, two hundred twenty-two".