11161162215200 has 72 divisors (see below), whose sum is σ = 28431847620288. Its totient is φ = 4270357710080.

The previous prime is 11161162215193. The next prime is 11161162215209. The reversal of 11161162215200 is 251226116111.

It is a super-2 number, since 2×11161162215200² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11161162215209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303274052 + ... + 303310851.

It is an arithmetic number, because the mean of its divisors is an integer number (394886772504).

Almost surely, 2^{11161162215200} is an apocalyptic number.

11161162215200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11161162215200 is an abundant number, since it is smaller than the sum of its proper divisors (17270685405088).

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

11161162215200 is a wasteful number, since it uses less digits than its factorization.

11161162215200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606584946 (or 606584933 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 29.

The spelling of 11161162215200 in words is "eleven trillion, one hundred sixty-one billion, one hundred sixty-two million, two hundred fifteen thousand, two hundred".