2231123132203 has 12 divisors (see below), whose sum is σ = 2603089601112. Its totient is φ = 1906716490560.

The previous prime is 2231123132143. The next prime is 2231123132207. The reversal of 2231123132203 is 3022313211322.

It is not a de Polignac number, because 2231123132203 - 2⁹ = 2231123131691 is a prime.

It is a super-3 number, since 3×2231123132203³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231123132207) 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 11 ways as a sum of consecutive naturals, for example, 67540053 + ... + 67573078.

It is an arithmetic number, because the mean of its divisors is an integer number (216924133426).

Almost surely, 2^{2231123132203} is an apocalyptic number.

2231123132203 is a deficient number, since it is larger than the sum of its proper divisors (371966468909).

2231123132203 is a wasteful number, since it uses less digits than its factorization.

2231123132203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135113482 (or 135113475 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2231123132203 its reverse (3022313211322), we get a palindrome (5253436343525).

The spelling of 2231123132203 in words is "two trillion, two hundred thirty-one billion, one hundred twenty-three million, one hundred thirty-two thousand, two hundred three".