11220331000 has 32 divisors (see below), whose sum is σ = 26255576880. Its totient is φ = 4488132000.

The previous prime is 11220330997. The next prime is 11220331021. The reversal of 11220331000 is 13302211.

11220331000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11220331000² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5609166 + ... + 5611165.

Almost surely, 2^11220331000 is an apocalyptic number.

11220331000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220331000 is an abundant number, since it is smaller than the sum of its proper divisors (15035245880).

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

11220331000 is a wasteful number, since it uses less digits than its factorization.

11220331000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11220352 (or 11220338 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11220331000 its reverse (13302211), we get a palindrome (11233633211).

The spelling of 11220331000 in words is "eleven billion, two hundred twenty million, three hundred thirty-one thousand".