10320222222 has 96 divisors (see below), whose sum is σ = 23905896768. Its totient is φ = 3210375168.

The previous prime is 10320222179. The next prime is 10320222233. The reversal of 10320222222 is 22222202301.

It is a super-2 number, since 2×10320222222² (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).

10320222222 is a modest number, since divided by 222222 gives 10320 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 10320222195 and 10320222204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4233588 + ... + 4236024.

It is an arithmetic number, because the mean of its divisors is an integer number (249019758).

Almost surely, 2^10320222222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10320222222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11952948384).

10320222222 is an abundant number, since it is smaller than the sum of its proper divisors (13585674546).

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

10320222222 is a wasteful number, since it uses less digits than its factorization.

10320222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714 (or 2711 counting only the distinct ones).

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

Adding to 10320222222 its reverse (22222202301), we get a palindrome (32542424523).

The spelling of 10320222222 in words is "ten billion, three hundred twenty million, two hundred twenty-two thousand, two hundred twenty-two".