11331132203212 has 48 divisors (see below), whose sum is σ = 20583998023680. Its totient is φ = 5452125148800.

The previous prime is 11331132203177. The next prime is 11331132203213. The reversal of 11331132203212 is 21230223113311.

It is not an unprimeable number, because it can be changed into a prime (11331132203213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15807688 + ... + 16508944.

It is an arithmetic number, because the mean of its divisors is an integer number (428833292160).

Almost surely, 2^{11331132203212} is an apocalyptic number.

It is an amenable number.

11331132203212 is a deficient number, since it is larger than the sum of its proper divisors (9252865820468).

11331132203212 is a wasteful number, since it uses less digits than its factorization.

11331132203212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702022 (or 702020 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11331132203212 its reverse (21230223113311), we get a palindrome (32561355316523).

The spelling of 11331132203212 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-two million, two hundred three thousand, two hundred twelve".