11221353531332 has 48 divisors (see below), whose sum is σ = 23167670464512. Its totient is φ = 4653815675040.

The previous prime is 11221353531329. The next prime is 11221353531383. The reversal of 11221353531332 is 23313535312211.

It is a junction number, because it is equal to n+sod(n) for n = 11221353531292 and 11221353531301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20635643 + ... + 21172445.

It is an arithmetic number, because the mean of its divisors is an integer number (482659801344).

Almost surely, 2^{11221353531332} is an apocalyptic number.

It is an amenable number.

11221353531332 is an abundant number, since it is smaller than the sum of its proper divisors (11946316933180).

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

11221353531332 is a wasteful number, since it uses less digits than its factorization.

11221353531332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560928 (or 560926 counting only the distinct ones).

The product of its digits is 48600, while the sum is 35.

Adding to 11221353531332 its reverse (23313535312211), we get a palindrome (34534888843543).

The spelling of 11221353531332 in words is "eleven trillion, two hundred twenty-one billion, three hundred fifty-three million, five hundred thirty-one thousand, three hundred thirty-two".