221332012111300 has 18 divisors (see below), whose sum is σ = 480290466281738. Its totient is φ = 88532804844480.

The previous prime is 221332012111267. The next prime is 221332012111319. The reversal of 221332012111300 is 3111210233122.

It can be written as a sum of positive squares in 3 ways, for example, as 37141296941956 + 184190715169344 = 6094366^2 + 13571688^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1106660060457 + ... + 1106660060656.

Almost surely, 2^{221332012111300} is an apocalyptic number.

221332012111300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221332012111300 is an abundant number, since it is smaller than the sum of its proper divisors (258958454170438).

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

221332012111300 is a wasteful number, since it uses less digits than its factorization.

221332012111300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213320121127 (or 2213320121120 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 221332012111300 its reverse (3111210233122), we get a palindrome (224443222344422).

The spelling of 221332012111300 in words is "two hundred twenty-one trillion, three hundred thirty-two billion, twelve million, one hundred eleven thousand, three hundred".