11220332430 has 32 divisors (see below), whose sum is σ = 26937300384. Its totient is φ = 2991143936.

The previous prime is 11220332429. The next prime is 11220332467. The reversal of 11220332430 is 3423302211.

It is a junction number, because it is equal to n+sod(n) for n = 11220332397 and 11220332406.

It is a congruent number.

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, 40294 + ... + 155126.

It is an arithmetic number, because the mean of its divisors is an integer number (841790637).

Almost surely, 2^11220332430 is an apocalyptic number.

11220332430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11220332430 is an abundant number, since it is smaller than the sum of its proper divisors (15716967954).

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

11220332430 is a wasteful number, since it uses less digits than its factorization.

11220332430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118100.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 11220332430 its reverse (3423302211), we get a palindrome (14643634641).

The spelling of 11220332430 in words is "eleven billion, two hundred twenty million, three hundred thirty-two thousand, four hundred thirty".