22340030212 has 24 divisors (see below), whose sum is σ = 40071278016. Its totient is φ = 10893618528.

The previous prime is 22340030189. The next prime is 22340030227. The reversal of 22340030212 is 21203004322.

It is a self number, because there is not a number n which added to its sum of digits gives 22340030212.

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, 280098 + ... + 350905.

It is an arithmetic number, because the mean of its divisors is an integer number (1669636584).

Almost surely, 2^22340030212 is an apocalyptic number.

It is an amenable number.

22340030212 is a deficient number, since it is larger than the sum of its proper divisors (17731247804).

22340030212 is a wasteful number, since it uses less digits than its factorization.

22340030212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631227 (or 631225 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22340030212 its reverse (21203004322), we get a palindrome (43543034534).

The spelling of 22340030212 in words is "twenty-two billion, three hundred forty million, thirty thousand, two hundred twelve".