11221203332 has 12 divisors (see below), whose sum is σ = 19645670940. Its totient is φ = 5608154496.

The previous prime is 11221203319. The next prime is 11221203341. The reversal of 11221203332 is 23330212211.

It can be written as a sum of positive squares in 2 ways, for example, as 7559259136 + 3661944196 = 86944^2 + 60514^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601457 + ... + 619832.

It is an arithmetic number, because the mean of its divisors is an integer number (1637139245).

Almost surely, 2^11221203332 is an apocalyptic number.

It is an amenable number.

11221203332 is a deficient number, since it is larger than the sum of its proper divisors (8424467608).

11221203332 is a wasteful number, since it uses less digits than its factorization.

11221203332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223590 (or 1223588 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11221203332 its reverse (23330212211), we get a palindrome (34551415543).

The spelling of 11221203332 in words is "eleven billion, two hundred twenty-one million, two hundred three thousand, three hundred thirty-two".