2212220211122 has 16 divisors (see below), whose sum is σ = 3412563633600. Its totient is φ = 1074957527952.

The previous prime is 2212220211109. The next prime is 2212220211127. The reversal of 2212220211122 is 2211120222122.

It is a junction number, because it is equal to n+sod(n) for n = 2212220211094 and 2212220211103.

It is not an unprimeable number, because it can be changed into a prime (2212220211127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64614773 + ... + 64649000.

It is an arithmetic number, because the mean of its divisors is an integer number (213285227100).

Almost surely, 2^{2212220211122} is an apocalyptic number.

2212220211122 is a deficient number, since it is larger than the sum of its proper divisors (1200343422478).

2212220211122 is a wasteful number, since it uses less digits than its factorization.

2212220211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129264017.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2212220211122 its reverse (2211120222122), we get a palindrome (4423340433244).

The spelling of 2212220211122 in words is "two trillion, two hundred twelve billion, two hundred twenty million, two hundred eleven thousand, one hundred twenty-two".