11220021012330 has 80 divisors (see below), whose sum is σ = 32490112158504. Its totient is φ = 2761851323520.

The previous prime is 11220021012311. The next prime is 11220021012337. The reversal of 11220021012330 is 3321012002211.

11220021012330 is a `hidden beast` number, since 1 + 1 + 220 + 0 + 210 + 1 + 233 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6031233604449 + 5188787407881 = 2455857^2 + 2277891^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11220021012337) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 532754001 + ... + 532775060.

Almost surely, 2^{11220021012330} is an apocalyptic number.

11220021012330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11220021012330 is an abundant number, since it is smaller than the sum of its proper divisors (21270091146174).

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

11220021012330 is a wasteful number, since it uses less digits than its factorization.

11220021012330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065529093 (or 1065529084 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11220021012330 its reverse (3321012002211), we get a palindrome (14541033014541).

The spelling of 11220021012330 in words is "eleven trillion, two hundred twenty billion, twenty-one million, twelve thousand, three hundred thirty".