11216370720 has 96 divisors (see below), whose sum is σ = 35375743872. Its totient is φ = 2987292672.

The previous prime is 11216370707. The next prime is 11216370743. The reversal of 11216370720 is 2707361211.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380844 + ... + 409236.

It is an arithmetic number, because the mean of its divisors is an integer number (368497332).

Almost surely, 2^11216370720 is an apocalyptic number.

11216370720 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 11216370720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17687871936).

11216370720 is an abundant number, since it is smaller than the sum of its proper divisors (24159373152).

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

11216370720 is a wasteful number, since it uses less digits than its factorization.

11216370720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29234 (or 29226 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The spelling of 11216370720 in words is "eleven billion, two hundred sixteen million, three hundred seventy thousand, seven hundred twenty".