22211210022 has 48 divisors (see below), whose sum is σ = 47253415440. Its totient is φ = 6958743552.

The previous prime is 22211210011. The next prime is 22211210027. The reversal of 22211210022 is 22001211222.

It is a junction number, because it is equal to n+sod(n) for n = 22211209983 and 22211210010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211210027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1325118 + ... + 1341774.

It is an arithmetic number, because the mean of its divisors is an integer number (984446155).

Almost surely, 2^22211210022 is an apocalyptic number.

22211210022 is an abundant number, since it is smaller than the sum of its proper divisors (25042205418).

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

22211210022 is a wasteful number, since it uses less digits than its factorization.

22211210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17465 (or 17448 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22211210022 its reverse (22001211222), we get a palindrome (44212421244).

The spelling of 22211210022 in words is "twenty-two billion, two hundred eleven million, two hundred ten thousand, twenty-two".