2243112012444 has 24 divisors (see below), whose sum is σ = 5361584811408. Its totient is φ = 729467320960.

The previous prime is 2243112012437. The next prime is 2243112012457. The reversal of 2243112012444 is 4442102113422.

It is a super-2 number, since 2×2243112012444² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2279584887 + ... + 2279585870.

It is an arithmetic number, because the mean of its divisors is an integer number (223399367142).

Almost surely, 2^{2243112012444} is an apocalyptic number.

It is an amenable number.

2243112012444 is an abundant number, since it is smaller than the sum of its proper divisors (3118472798964).

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

2243112012444 is a wasteful number, since it uses less digits than its factorization.

2243112012444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559170805 (or 4559170803 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 2243112012444 its reverse (4442102113422), we get a palindrome (6685214125866).

The spelling of 2243112012444 in words is "two trillion, two hundred forty-three billion, one hundred twelve million, twelve thousand, four hundred forty-four".