2210112211122 has 24 divisors (see below), whose sum is σ = 4789133668800. Its totient is φ = 736618345560.

The previous prime is 2210112211081. The next prime is 2210112211127. The reversal of 2210112211122 is 2211122110122.

2210112211122 is a `hidden beast` number, since 221 + 0 + 112 + 211 + 122 = 666.

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 = 2210112211095 and 2210112211104.

It is not an unprimeable number, because it can be changed into a prime (2210112211127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6984654 + ... + 7294217.

It is an arithmetic number, because the mean of its divisors is an integer number (199547236200).

Almost surely, 2^{2210112211122} is an apocalyptic number.

2210112211122 is an abundant number, since it is smaller than the sum of its proper divisors (2579021457678).

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

2210112211122 is a wasteful number, since it uses less digits than its factorization.

2210112211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14287478 (or 14287475 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2210112211122 its reverse (2211122110122), we get a palindrome (4421234321244).

The spelling of 2210112211122 in words is "two trillion, two hundred ten billion, one hundred twelve million, two hundred eleven thousand, one hundred twenty-two".