11203133412 has 24 divisors (see below), whose sum is σ = 26146304800. Its totient is φ = 3733569216.

The previous prime is 11203133387. The next prime is 11203133429. The reversal of 11203133412 is 21433130211.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 41962 + ... + 155457.

Almost surely, 2^11203133412 is an apocalyptic number.

11203133412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11203133412 is an abundant number, since it is smaller than the sum of its proper divisors (14943171388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11203133412 is a wasteful number, since it uses less digits than its factorization.

11203133412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202155 (or 202153 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11203133412 its reverse (21433130211), we get a palindrome (32636263623).

The spelling of 11203133412 in words is "eleven billion, two hundred three million, one hundred thirty-three thousand, four hundred twelve".