11221743260 has 96 divisors (see below), whose sum is σ = 29049119232. Its totient is φ = 3545959680.

The previous prime is 11221743259. The next prime is 11221743317. The reversal of 11221743260 is 6234712211.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1253159 + ... + 1262081.

It is an arithmetic number, because the mean of its divisors is an integer number (302594992).

Almost surely, 2^11221743260 is an apocalyptic number.

11221743260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11221743260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14524559616).

11221743260 is an abundant number, since it is smaller than the sum of its proper divisors (17827375972).

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

11221743260 is a wasteful number, since it uses less digits than its factorization.

11221743260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9643 (or 9641 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The spelling of 11221743260 in words is "eleven billion, two hundred twenty-one million, seven hundred forty-three thousand, two hundred sixty".