11102124132 has 54 divisors (see below), whose sum is σ = 30846891894. Its totient is φ = 3364278720.

The previous prime is 11102124113. The next prime is 11102124157. The reversal of 11102124132 is 23142120111.

It can be written as a sum of positive squares in only one way, i.e., 10750786596 + 351337536 = 103686^2 + 18744^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1269993 + ... + 1278704.

Almost surely, 2^11102124132 is an apocalyptic number.

11102124132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11102124132 is an abundant number, since it is smaller than the sum of its proper divisors (19744767762).

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

11102124132 is a wasteful number, since it uses less digits than its factorization.

11102124132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548729 (or 2548713 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11102124132 its reverse (23142120111), we get a palindrome (34244244243).

The spelling of 11102124132 in words is "eleven billion, one hundred two million, one hundred twenty-four thousand, one hundred thirty-two".