11221121304232 has 16 divisors (see below), whose sum is σ = 24045259937760. Its totient is φ = 4809051987504.

The previous prime is 11221121304227. The next prime is 11221121304251. The reversal of 11221121304232 is 23240312112211.

It is a super-2 number, since 2×11221121304232² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11221121304197 and 11221121304206.

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, 100188583018 + ... + 100188583129.

It is an arithmetic number, because the mean of its divisors is an integer number (1502828746110).

Almost surely, 2^{11221121304232} is an apocalyptic number.

It is an amenable number.

11221121304232 is an abundant number, since it is smaller than the sum of its proper divisors (12824138633528).

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

11221121304232 is a wasteful number, since it uses less digits than its factorization.

11221121304232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200377166160 (or 200377166156 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 11221121304232 its reverse (23240312112211), we get a palindrome (34461433416443).

The spelling of 11221121304232 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty-one million, three hundred four thousand, two hundred thirty-two".