22131114444212 has 48 divisors (see below), whose sum is σ = 39182321977344. Its totient is φ = 10937136288000.

The previous prime is 22131114444209. The next prime is 22131114444323. The reversal of 22131114444212 is 21244441113122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74221262 + ... + 74518842.

It is an arithmetic number, because the mean of its divisors is an integer number (816298374528).

Almost surely, 2^{22131114444212} is an apocalyptic number.

It is an amenable number.

22131114444212 is a deficient number, since it is larger than the sum of its proper divisors (17051207533132).

22131114444212 is a wasteful number, since it uses less digits than its factorization.

22131114444212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298400 (or 298398 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

Adding to 22131114444212 its reverse (21244441113122), we get a palindrome (43375555557334).

The spelling of 22131114444212 in words is "twenty-two trillion, one hundred thirty-one billion, one hundred fourteen million, four hundred forty-four thousand, two hundred twelve".