11212133132 has 6 divisors (see below), whose sum is σ = 19621232988. Its totient is φ = 5606066564.

The previous prime is 11212133113. The next prime is 11212133203. The reversal of 11212133132 is 23133121211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401516638 + ... + 1401516645.

It is an arithmetic number, because the mean of its divisors is an integer number (3270205498).

Almost surely, 2^11212133132 is an apocalyptic number.

It is an amenable number.

11212133132 is a deficient number, since it is larger than the sum of its proper divisors (8409099856).

11212133132 is a wasteful number, since it uses less digits than its factorization.

11212133132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803033287 (or 2803033285 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

Adding to 11212133132 its reverse (23133121211), we get a palindrome (34345254343).

The spelling of 11212133132 in words is "eleven billion, two hundred twelve million, one hundred thirty-three thousand, one hundred thirty-two".