10000022 has 4 divisors (see below), whose sum is σ = 15000036. Its totient is φ = 5000010.

The previous prime is 10000019. The next prime is 10000079. The reversal of 10000022 is 22000001.

It is a semiprime because it is the product of two primes.

10000022 is a modest number, since divided by 22 gives 10 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 9999970 and 10000015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500004 + ... + 2500007.

It is an arithmetic number, because the mean of its divisors is an integer number (3750009).

Almost surely, 2^10000022 is an apocalyptic number.

10000022 is a deficient number, since it is larger than the sum of its proper divisors (5000014).

10000022 is an equidigital number, since it uses as much as digits as its factorization.

10000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000013.

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 10000022 is about 3162.2811386719. The cubic root of 10000022 is about 215.4436269949.

Adding to 10000022 its reverse (22000001), we get a palindrome (32000023).

Multiplying 10000022 by its reverse (22000001), we get a palindrome (220000494000022).

The spelling of 10000022 in words is "ten million, twenty-two", and thus it is an aban number and an uban number.