1000022001103 has 4 divisors (see below), whose sum is σ = 1014947702680. Its totient is φ = 985096299528.

The previous prime is 1000022001073. The next prime is 1000022001113. The reversal of 1000022001103 is 3011002200001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000022001103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000022001103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000022001113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7462850688 + ... + 7462850821.

It is an arithmetic number, because the mean of its divisors is an integer number (253736925670).

Almost surely, 2^{1000022001103} is an apocalyptic number.

1000022001103 is a deficient number, since it is larger than the sum of its proper divisors (14925701577).

1000022001103 is an equidigital number, since it uses as much as digits as its factorization.

1000022001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14925701576.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1000022001103 its reverse (3011002200001), we get a palindrome (4011024201104).

The spelling of 1000022001103 in words is "one trillion, twenty-two million, one thousand, one hundred three".