2212142444 has 12 divisors (see below), whose sum is σ = 3885970704. Its totient is φ = 1101865104.

The previous prime is 2212142441. The next prime is 2212142447. The reversal of 2212142444 is 4442412122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2212142441) and next prime (2212142447).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2212142441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050347 + ... + 1052450.

It is an arithmetic number, because the mean of its divisors is an integer number (323830892).

Almost surely, 2^2212142444 is an apocalyptic number.

It is an amenable number.

2212142444 is a deficient number, since it is larger than the sum of its proper divisors (1673828260).

2212142444 is a wasteful number, since it uses less digits than its factorization.

2212142444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103064 (or 2103062 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 2212142444 is about 47033.4183745983. The cubic root of 2212142444 is about 1302.9798397840.

Adding to 2212142444 its reverse (4442412122), we get a palindrome (6654554566).

The spelling of 2212142444 in words is "two billion, two hundred twelve million, one hundred forty-two thousand, four hundred forty-four".