11211201332 has 24 divisors (see below), whose sum is σ = 20698272000. Its totient is φ = 5298725376.

The previous prime is 11211201283. The next prime is 11211201343. The reversal of 11211201332 is 23310211211.

It is a self number, because there is not a number n which added to its sum of digits gives 11211201332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130148 + ... + 198395.

It is an arithmetic number, because the mean of its divisors is an integer number (862428000).

Almost surely, 2^11211201332 is an apocalyptic number.

It is an amenable number.

11211201332 is a deficient number, since it is larger than the sum of its proper divisors (9487070668).

11211201332 is a wasteful number, since it uses less digits than its factorization.

11211201332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329015 (or 329013 counting only the distinct ones).

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

Adding to 11211201332 its reverse (23310211211), we get a palindrome (34521412543).

The spelling of 11211201332 in words is "eleven billion, two hundred eleven million, two hundred one thousand, three hundred thirty-two".