11216972026144 has 48 divisors (see below), whose sum is σ = 22725715320000. Its totient is φ = 5445969341184.

The previous prime is 11216972026111. The next prime is 11216972026151. The reversal of 11216972026144 is 44162027961211.

It is a super-2 number, since 2×11216972026144² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11216972026094 and 11216972026103.

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, 8901964 + ... + 10083595.

It is an arithmetic number, because the mean of its divisors is an integer number (473452402500).

Almost surely, 2^{11216972026144} is an apocalyptic number.

It is an amenable number.

11216972026144 is an abundant number, since it is smaller than the sum of its proper divisors (11508743293856).

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

11216972026144 is a wasteful number, since it uses less digits than its factorization.

11216972026144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18986105 (or 18986097 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

Adding to 11216972026144 its reverse (44162027961211), we get a palindrome (55378999987355).

The spelling of 11216972026144 in words is "eleven trillion, two hundred sixteen billion, nine hundred seventy-two million, twenty-six thousand, one hundred forty-four".