11321232102 has 48 divisors (see below), whose sum is σ = 25204575552. Its totient is φ = 3669960960.

The previous prime is 11321232079. The next prime is 11321232187. The reversal of 11321232102 is 20123212311.

11321232102 is a `hidden beast` number, since 11 + 321 + 232 + 102 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2479902 + ... + 2484462.

It is an arithmetic number, because the mean of its divisors is an integer number (525095324).

Almost surely, 2^11321232102 is an apocalyptic number.

11321232102 is an abundant number, since it is smaller than the sum of its proper divisors (13883343450).

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

11321232102 is a wasteful number, since it uses less digits than its factorization.

11321232102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8333 (or 8330 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11321232102 its reverse (20123212311), we get a palindrome (31444444413).

It can be divided in two parts, 1132123 and 2102, that added together give a square (1134225 = 1065²).

The spelling of 11321232102 in words is "eleven billion, three hundred twenty-one million, two hundred thirty-two thousand, one hundred two".