10022223222 has 24 divisors (see below), whose sum is σ = 23688891720. Its totient is φ = 3037037280.

The previous prime is 10022223209. The next prime is 10022223223. The reversal of 10022223222 is 22232222001.

It is a super-2 number, since 2×10022223222² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10022223195 and 10022223204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022223223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25308447 + ... + 25308842.

It is an arithmetic number, because the mean of its divisors is an integer number (987037155).

Almost surely, 2^10022223222 is an apocalyptic number.

10022223222 is an abundant number, since it is smaller than the sum of its proper divisors (13666668498).

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

10022223222 is a wasteful number, since it uses less digits than its factorization.

10022223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50617308 (or 50617305 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 10022223222 its reverse (22232222001), we get a palindrome (32254445223).

The spelling of 10022223222 in words is "ten billion, twenty-two million, two hundred twenty-three thousand, two hundred twenty-two".