11121230132 has 6 divisors (see below), whose sum is σ = 19462152738. Its totient is φ = 5560615064.

The previous prime is 11121230111. The next prime is 11121230167. The reversal of 11121230132 is 23103212111.

It can be written as a sum of positive squares in only one way, i.e., 7970204176 + 3151025956 = 89276^2 + 56134^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11121230132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390153763 + ... + 1390153770.

It is an arithmetic number, because the mean of its divisors is an integer number (3243692123).

Almost surely, 2^11121230132 is an apocalyptic number.

It is an amenable number.

11121230132 is a deficient number, since it is larger than the sum of its proper divisors (8340922606).

11121230132 is a wasteful number, since it uses less digits than its factorization.

11121230132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780307537 (or 2780307535 counting only the distinct ones).

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

Adding to 11121230132 its reverse (23103212111), we get a palindrome (34224442243).

The spelling of 11121230132 in words is "eleven billion, one hundred twenty-one million, two hundred thirty thousand, one hundred thirty-two".