22124144404412 has 12 divisors (see below), whose sum is σ = 38973658355856. Its totient is φ = 10988813445600.

The previous prime is 22124144404399. The next prime is 22124144404447. The reversal of 22124144404412 is 21440444142122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18314688473 + ... + 18314689680.

It is an arithmetic number, because the mean of its divisors is an integer number (3247804862988).

Almost surely, 2^{22124144404412} is an apocalyptic number.

It is an amenable number.

22124144404412 is a deficient number, since it is larger than the sum of its proper divisors (16849513951444).

22124144404412 is a wasteful number, since it uses less digits than its factorization.

22124144404412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36629378308 (or 36629378306 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 35.

Adding to 22124144404412 its reverse (21440444142122), we get a palindrome (43564588546534).

The spelling of 22124144404412 in words is "twenty-two trillion, one hundred twenty-four billion, one hundred forty-four million, four hundred four thousand, four hundred twelve".