10022222 has 8 divisors (see below), whose sum is σ = 17180976. Its totient is φ = 4295232.

The previous prime is 10022219. The next prime is 10022251. The reversal of 10022222 is 22222001.

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

10022222 is a modest number, since divided by 2222 gives 1002 as remainder.

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 3 ways as a sum of consecutive naturals, for example, 357923 + ... + 357950.

It is an arithmetic number, because the mean of its divisors is an integer number (2147622).

Almost surely, 2^10022222 is an apocalyptic number.

10022222 is a deficient number, since it is larger than the sum of its proper divisors (7158754).

10022222 is an equidigital number, since it uses as much as digits as its factorization.

10022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715882.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 10022222 is about 3165.7893170582. The cubic root of 10022222 is about 215.6029370971.

Adding to 10022222 its reverse (22222001), we get a palindrome (32244223).

It can be divided in two parts, 100 and 22222, that added together give a palindrome (22322).

The spelling of 10022222 in words is "ten million, twenty-two thousand, two hundred twenty-two".