2244122111 has 32 divisors (see below), whose sum is σ = 3000084480. Its totient is φ = 1624896000.

The previous prime is 2244122099. The next prime is 2244122117. The reversal of 2244122111 is 1112214422.

It is a de Polignac number, because none of the positive numbers 2^k-2244122111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244122117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92561 + ... + 114261.

It is an arithmetic number, because the mean of its divisors is an integer number (93752640).

Almost surely, 2^2244122111 is an apocalyptic number.

2244122111 is a deficient number, since it is larger than the sum of its proper divisors (755962369).

2244122111 is a wasteful number, since it uses less digits than its factorization.

2244122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815.

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

The square root of 2244122111 is about 47372.1659943896. The cubic root of 2244122111 is about 1309.2286333515.

Adding to 2244122111 its reverse (1112214422), we get a palindrome (3356336533).

The spelling of 2244122111 in words is "two billion, two hundred forty-four million, one hundred twenty-two thousand, one hundred eleven".