11131022132 has 24 divisors (see below), whose sum is σ = 20875577856. Its totient is φ = 5179651488.

The previous prime is 11131022131. The next prime is 11131022137. The reversal of 11131022132 is 23122013111.

It is a self number, because there is not a number n which added to its sum of digits gives 11131022132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131022131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631588 + ... + 1638395.

It is an arithmetic number, because the mean of its divisors is an integer number (869815744).

Almost surely, 2^11131022132 is an apocalyptic number.

It is an amenable number.

11131022132 is a deficient number, since it is larger than the sum of its proper divisors (9744555724).

11131022132 is a wasteful number, since it uses less digits than its factorization.

11131022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3270047 (or 3270045 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11131022132 its reverse (23122013111), we get a palindrome (34253035243).

The spelling of 11131022132 in words is "eleven billion, one hundred thirty-one million, twenty-two thousand, one hundred thirty-two".