22144121003212 has 24 divisors (see below), whose sum is σ = 41735452374000. Its totient is φ = 10219799967936.

The previous prime is 22144121003183. The next prime is 22144121003233. The reversal of 22144121003212 is 21230012144122.

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, 10788262 + ... + 12675757.

It is an arithmetic number, because the mean of its divisors is an integer number (1738977182250).

Almost surely, 2^{22144121003212} is an apocalyptic number.

It is an amenable number.

22144121003212 is a deficient number, since it is larger than the sum of its proper divisors (19591331370788).

22144121003212 is a wasteful number, since it uses less digits than its factorization.

22144121003212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23482185 (or 23482183 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 22144121003212 its reverse (21230012144122), we get a palindrome (43374133147334).

The spelling of 22144121003212 in words is "twenty-two trillion, one hundred forty-four billion, one hundred twenty-one million, three thousand, two hundred twelve".