1001122200203 has 4 divisors (see below), whose sum is σ = 1001126256240. Its totient is φ = 1001118144168.

The previous prime is 1001122200181. The next prime is 1001122200217. The reversal of 1001122200203 is 3020022211001.

It is a happy number.

1001122200203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1001122200203 - 2³⁰ = 1000048458379 is a prime.

It is a super-2 number, since 2×1001122200203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001122202203) 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, 1632008 + ... + 2160021.

It is an arithmetic number, because the mean of its divisors is an integer number (250281564060).

Almost surely, 2^{1001122200203} is an apocalyptic number.

1001122200203 is a deficient number, since it is larger than the sum of its proper divisors (4056037).

1001122200203 is an equidigital number, since it uses as much as digits as its factorization.

1001122200203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4056036.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1001122200203 its reverse (3020022211001), we get a palindrome (4021144411204).

The spelling of 1001122200203 in words is "one trillion, one billion, one hundred twenty-two million, two hundred thousand, two hundred three".