2011422203 has 4 divisors (see below), whose sum is σ = 2298768240. Its totient is φ = 1724076168.

The previous prime is 2011422191. The next prime is 2011422211. The reversal of 2011422203 is 3022241102.

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 2011422203 - 2¹² = 2011418107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011422503) 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, 143673008 + ... + 143673021.

It is an arithmetic number, because the mean of its divisors is an integer number (574692060).

Almost surely, 2^2011422203 is an apocalyptic number.

2011422203 is a deficient number, since it is larger than the sum of its proper divisors (287346037).

2011422203 is an equidigital number, since it uses as much as digits as its factorization.

2011422203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287346036.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2011422203 is about 44848.8818478231. The cubic root of 2011422203 is about 1262.3150106108.

Adding to 2011422203 its reverse (3022241102), we get a palindrome (5033663305).

The spelling of 2011422203 in words is "two billion, eleven million, four hundred twenty-two thousand, two hundred three".