11212344272 has 20 divisors (see below), whose sum is σ = 21727304676. Its totient is φ = 5605297920.

The previous prime is 11212344263. The next prime is 11212344281. The reversal of 11212344272 is 27244321211.

It is a happy number.

11212344272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11212344263) and next prime (11212344281).

It can be written as a sum of positive squares in 2 ways, for example, as 9979210816 + 1233133456 = 99896^2 + 35116^2 .

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 3 ways as a sum of consecutive naturals, for example, 58238 + ... + 160674.

Almost surely, 2^11212344272 is an apocalyptic number.

It is an amenable number.

11212344272 is a deficient number, since it is larger than the sum of its proper divisors (10514960404).

11212344272 is a wasteful number, since it uses less digits than its factorization.

11212344272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109286 (or 109280 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

Adding to 11212344272 its reverse (27244321211), we get a palindrome (38456665483).

The spelling of 11212344272 in words is "eleven billion, two hundred twelve million, three hundred forty-four thousand, two hundred seventy-two".