1000022222113 has 4 divisors (see below), whose sum is σ = 1001773575088. Its totient is φ = 998270869140.

The previous prime is 1000022222083. The next prime is 1000022222123. The reversal of 1000022222113 is 3112222200001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000022222113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000022222123) by changing a digit.

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, 875675631 + ... + 875676772.

It is an arithmetic number, because the mean of its divisors is an integer number (250443393772).

Almost surely, 2^{1000022222113} is an apocalyptic number.

It is an amenable number.

1000022222113 is a deficient number, since it is larger than the sum of its proper divisors (1751352975).

1000022222113 is an equidigital number, since it uses as much as digits as its factorization.

1000022222113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751352974.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1000022222113 its reverse (3112222200001), we get a palindrome (4112244422114).

The spelling of 1000022222113 in words is "one trillion, twenty-two million, two hundred twenty-two thousand, one hundred thirteen".