11213215134164 has 24 divisors (see below), whose sum is σ = 19765101031200. Its totient is φ = 5566046680800.

The previous prime is 11213215134113. The next prime is 11213215134197. The reversal of 11213215134164 is 46143151231211.

11213215134164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13764839 + ... + 14556689.

It is an arithmetic number, because the mean of its divisors is an integer number (823545876300).

Almost surely, 2^{11213215134164} is an apocalyptic number.

It is an amenable number.

11213215134164 is a deficient number, since it is larger than the sum of its proper divisors (8551885897036).

11213215134164 is a wasteful number, since it uses less digits than its factorization.

11213215134164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817463 (or 817461 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

Adding to 11213215134164 its reverse (46143151231211), we get a palindrome (57356366365375).

The spelling of 11213215134164 in words is "eleven trillion, two hundred thirteen billion, two hundred fifteen million, one hundred thirty-four thousand, one hundred sixty-four".