11323130220212 has 24 divisors (see below), whose sum is σ = 19912512372480. Its totient is φ = 5633908510880.

The previous prime is 11323130220203. The next prime is 11323130220263. The reversal of 11323130220212 is 21202203132311.

It is a super-2 number, since 2×11323130220212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7771448 + ... + 9112719.

It is an arithmetic number, because the mean of its divisors is an integer number (829688015520).

Almost surely, 2^{11323130220212} is an apocalyptic number.

It is an amenable number.

11323130220212 is a deficient number, since it is larger than the sum of its proper divisors (8589382152268).

11323130220212 is a wasteful number, since it uses less digits than its factorization.

11323130220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16884991 (or 16884989 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11323130220212 its reverse (21202203132311), we get a palindrome (32525333352523).

The spelling of 11323130220212 in words is "eleven trillion, three hundred twenty-three billion, one hundred thirty million, two hundred twenty thousand, two hundred twelve".