11230133012 has 36 divisors (see below), whose sum is σ = 23393018880. Its totient is φ = 4700982384.

The previous prime is 11230133011. The next prime is 11230133017. The reversal of 11230133012 is 21033103211.

It is a super-2 number, since 2×11230133012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230133011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 657812 + ... + 674667.

It is an arithmetic number, because the mean of its divisors is an integer number (649806080).

Almost surely, 2^11230133012 is an apocalyptic number.

It is an amenable number.

11230133012 is an abundant number, since it is smaller than the sum of its proper divisors (12162885868).

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

11230133012 is a wasteful number, since it uses less digits than its factorization.

11230133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332540 (or 1332531 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11230133012 its reverse (21033103211), we get a palindrome (32263236223).

The spelling of 11230133012 in words is "eleven billion, two hundred thirty million, one hundred thirty-three thousand, twelve".