1000001122203 has 16 divisors (see below), whose sum is σ = 1392145721856. Its totient is φ = 637296960960.

The previous prime is 1000001122201. The next prime is 1000001122229. The reversal of 1000001122203 is 3022211000001.

It is not a de Polignac number, because 1000001122203 - 2¹ = 1000001122201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000001122201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4258863 + ... + 4487528.

It is an arithmetic number, because the mean of its divisors is an integer number (87009107616).

Almost surely, 2^{1000001122203} is an apocalyptic number.

1000001122203 is a deficient number, since it is larger than the sum of its proper divisors (392144599653).

1000001122203 is a wasteful number, since it uses less digits than its factorization.

1000001122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8748074.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1000001122203 its reverse (3022211000001), we get a palindrome (4022212122204).

The spelling of 1000001122203 in words is "one trillion, one million, one hundred twenty-two thousand, two hundred three".