221300330111320 has 64 divisors (see below), whose sum is σ = 506101679339040. Its totient is φ = 87066708019200.

The previous prime is 221300330111297. The next prime is 221300330111339. The reversal of 221300330111320 is 23111033003122.

It is a super-2 number, since 2×221300330111320² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221300330111291 and 221300330111300.

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, 93807040 + ... + 96137200.

Almost surely, 2^{221300330111320} is an apocalyptic number.

221300330111320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221300330111320 is an abundant number, since it is smaller than the sum of its proper divisors (284801349227720).

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

221300330111320 is a wasteful number, since it uses less digits than its factorization.

221300330111320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2369156 (or 2369152 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 221300330111320 its reverse (23111033003122), we get a palindrome (244411363114442).

The spelling of 221300330111320 in words is "two hundred twenty-one trillion, three hundred billion, three hundred thirty million, one hundred eleven thousand, three hundred twenty".