11331003112220 has 36 divisors (see below), whose sum is σ = 26154951817512. Its totient is φ = 4120364767200.

The previous prime is 11331003112211. The next prime is 11331003112259. The reversal of 11331003112220 is 2221130013311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11331003112192 and 11331003112201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2341113926 + ... + 2341118765.

Almost surely, 2^{11331003112220} is an apocalyptic number.

11331003112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11331003112220 is an abundant number, since it is smaller than the sum of its proper divisors (14823948705292).

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

11331003112220 is a wasteful number, since it uses less digits than its factorization.

11331003112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4682232722 (or 4682232709 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11331003112220 its reverse (2221130013311), we get a palindrome (13552133125531).

The spelling of 11331003112220 in words is "eleven trillion, three hundred thirty-one billion, three million, one hundred twelve thousand, two hundred twenty".