11021213323112 has 32 divisors (see below), whose sum is σ = 21874501202400. Its totient is φ = 5196851185344.

The previous prime is 11021213323031. The next prime is 11021213323129. The reversal of 11021213323112 is 21132331212011.

It is a happy number.

It is a super-2 number, since 2×11021213323112² (a number of 27 digits) contains 22 as substring.

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, 552376418 + ... + 552396369.

It is an arithmetic number, because the mean of its divisors is an integer number (683578162575).

Almost surely, 2^{11021213323112} is an apocalyptic number.

It is an amenable number.

11021213323112 is a deficient number, since it is larger than the sum of its proper divisors (10853287879288).

11021213323112 is a wasteful number, since it uses less digits than its factorization.

11021213323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104772865 (or 1104772861 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11021213323112 its reverse (21132331212011), we get a palindrome (32153544535123).

The spelling of 11021213323112 in words is "eleven trillion, twenty-one billion, two hundred thirteen million, three hundred twenty-three thousand, one hundred twelve".