2203123133212 has 48 divisors (see below), whose sum is σ = 3979347976800. Its totient is φ = 1066750530560.

The previous prime is 2203123133209. The next prime is 2203123133219. The reversal of 2203123133212 is 2123313213022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203123133219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10633287 + ... + 10838497.

It is an arithmetic number, because the mean of its divisors is an integer number (82903082850).

Almost surely, 2^{2203123133212} is an apocalyptic number.

It is an amenable number.

2203123133212 is a deficient number, since it is larger than the sum of its proper divisors (1776224843588).

2203123133212 is a wasteful number, since it uses less digits than its factorization.

2203123133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205926 (or 205924 counting only the distinct ones).

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

Adding to 2203123133212 its reverse (2123313213022), we get a palindrome (4326436346234).

The spelling of 2203123133212 in words is "two trillion, two hundred three billion, one hundred twenty-three million, one hundred thirty-three thousand, two hundred twelve".