2003122011231 has 48 divisors (see below), whose sum is σ = 3343225736448. Its totient is φ = 1142218425600.

The previous prime is 2003122011221. The next prime is 2003122011259. The reversal of 2003122011231 is 1321102213002.

2003122011231 is a `hidden beast` number, since 200 + 3 + 1 + 220 + 11 + 231 = 666.

It is not a de Polignac number, because 2003122011231 - 2⁷ = 2003122011103 is a prime.

It is a super-2 number, since 2×2003122011231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003122011221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4869870 + ... + 5265156.

It is an arithmetic number, because the mean of its divisors is an integer number (69650536176).

Almost surely, 2^{2003122011231} is an apocalyptic number.

2003122011231 is a deficient number, since it is larger than the sum of its proper divisors (1340103725217).

2003122011231 is a wasteful number, since it uses less digits than its factorization.

2003122011231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398332 (or 398329 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2003122011231 its reverse (1321102213002), we get a palindrome (3324224224233).

The spelling of 2003122011231 in words is "two trillion, three billion, one hundred twenty-two million, eleven thousand, two hundred thirty-one".