112122212222210 has 16 divisors (see below), whose sum is σ = 210594763826496. Its totient is φ = 42898933371888.

The previous prime is 112122212222161. The next prime is 112122212222243. The reversal of 112122212222210 is 12222212221211.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 243743939384 + ... + 243743939843.

It is an arithmetic number, because the mean of its divisors is an integer number (13162172739156).

Almost surely, 2^{112122212222210} is an apocalyptic number.

112122212222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112122212222210 is a deficient number, since it is larger than the sum of its proper divisors (98472551604286).

112122212222210 is a wasteful number, since it uses less digits than its factorization.

112122212222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487487879257.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 112122212222210 its reverse (12222212221211), we get a palindrome (124344424443421).

Subtracting from 112122212222210 its reverse (12222212221211), we obtain a palindrome (99900000000999).

The spelling of 112122212222210 in words is "one hundred twelve trillion, one hundred twenty-two billion, two hundred twelve million, two hundred twenty-two thousand, two hundred ten".