22034224321212 has 24 divisors (see below), whose sum is σ = 51434461640016. Its totient is φ = 7341702646528.

The previous prime is 22034224321201. The next prime is 22034224321229. The reversal of 22034224321212 is 21212342243022.

It is a self number, because there is not a number n which added to its sum of digits gives 22034224321212.

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, 379819023 + ... + 379877030.

It is an arithmetic number, because the mean of its divisors is an integer number (2143102568334).

Almost surely, 2^{22034224321212} is an apocalyptic number.

It is an amenable number.

22034224321212 is an abundant number, since it is smaller than the sum of its proper divisors (29400237318804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22034224321212 is a wasteful number, since it uses less digits than its factorization.

22034224321212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759698477 (or 759698475 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 22034224321212 its reverse (21212342243022), we get a palindrome (43246566564234).

The spelling of 22034224321212 in words is "twenty-two trillion, thirty-four billion, two hundred twenty-four million, three hundred twenty-one thousand, two hundred twelve".