2252213044444 has 24 divisors (see below), whose sum is σ = 4301294272128. Its totient is φ = 1023348720240.

The previous prime is 2252213044339. The next prime is 2252213044447. The reversal of 2252213044444 is 4444403122522.

It is a super-2 number, since 2×2252213044444² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252213044447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9493542 + ... + 9727885.

It is an arithmetic number, because the mean of its divisors is an integer number (179220594672).

Almost surely, 2^{2252213044444} is an apocalyptic number.

It is an amenable number.

2252213044444 is a deficient number, since it is larger than the sum of its proper divisors (2049081227684).

2252213044444 is a wasteful number, since it uses less digits than its factorization.

2252213044444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19224105 (or 19224103 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 37.

Adding to 2252213044444 its reverse (4444403122522), we get a palindrome (6696616166966).

The spelling of 2252213044444 in words is "two trillion, two hundred fifty-two billion, two hundred thirteen million, forty-four thousand, four hundred forty-four".