2112210023222 has 64 divisors (see below), whose sum is σ = 3452405268480. Its totient is φ = 963400023936.

The previous prime is 2112210023221. The next prime is 2112210023251. The reversal of 2112210023222 is 2223200122112.

It is a super-2 number, since 2×2112210023222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112210023194 and 2112210023203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112210023221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1265553404 + ... + 1265555072.

It is an arithmetic number, because the mean of its divisors is an integer number (53943832320).

Almost surely, 2^{2112210023222} is an apocalyptic number.

2112210023222 is a deficient number, since it is larger than the sum of its proper divisors (1340195245258).

2112210023222 is a wasteful number, since it uses less digits than its factorization.

2112210023222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3085.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2112210023222 its reverse (2223200122112), we get a palindrome (4335410145334).

The spelling of 2112210023222 in words is "two trillion, one hundred twelve billion, two hundred ten million, twenty-three thousand, two hundred twenty-two".