11222121113232 has 80 divisors (see below), whose sum is σ = 30818436035520. Its totient is φ = 3508740288000.

The previous prime is 11222121113167. The next prime is 11222121113243. The reversal of 11222121113232 is 23231112122211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

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, 60823519 + ... + 61007742.

It is an arithmetic number, because the mean of its divisors is an integer number (385230450444).

Almost surely, 2^{11222121113232} is an apocalyptic number.

11222121113232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11222121113232 is an abundant number, since it is smaller than the sum of its proper divisors (19596314922288).

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

11222121113232 is a wasteful number, since it uses less digits than its factorization.

11222121113232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121831392 (or 121831386 counting only the distinct ones).

The product of its digits is 576, while the sum is 24.

Adding to 11222121113232 its reverse (23231112122211), we get a palindrome (34453233235443).

The spelling of 11222121113232 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred thirteen thousand, two hundred thirty-two".