22010021222 has 8 divisors (see below), whose sum is σ = 37731464976. Its totient is φ = 9432866232.

The previous prime is 22010021219. The next prime is 22010021239. The reversal of 22010021222 is 22212001022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 1572144373 = 22010021222 / (2 + 2 + 0 + 1 + 0 + 0 + 2 + 1 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 22010021197 and 22010021206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786072173 + ... + 786072200.

It is an arithmetic number, because the mean of its divisors is an integer number (4716433122).

Almost surely, 2^22010021222 is an apocalyptic number.

22010021222 is a deficient number, since it is larger than the sum of its proper divisors (15721443754).

22010021222 is a wasteful number, since it uses less digits than its factorization.

22010021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572144382.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22010021222 its reverse (22212001022), we get a palindrome (44222022244).

The spelling of 22010021222 in words is "twenty-two billion, ten million, twenty-one thousand, two hundred twenty-two".