221301033102 has 12 divisors (see below), whose sum is σ = 479485571760. Its totient is φ = 73767011028.

The previous prime is 221301033097. The next prime is 221301033131. The reversal of 221301033102 is 201330103122.

221301033102 is a `hidden beast` number, since 221 + 30 + 103 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 12294501839 = 221301033102 / (2 + 2 + 1 + 3 + 0 + 1 + 0 + 3 + 3 + 1 + 0 + 2).

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 5 ways as a sum of consecutive naturals, for example, 6147250902 + ... + 6147250937.

It is an arithmetic number, because the mean of its divisors is an integer number (39957130980).

Almost surely, 2^221301033102 is an apocalyptic number.

221301033102 is an abundant number, since it is smaller than the sum of its proper divisors (258184538658).

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

221301033102 is a wasteful number, since it uses less digits than its factorization.

221301033102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12294501847 (or 12294501844 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 221301033102 its reverse (201330103122), we get a palindrome (422631136224).

The spelling of 221301033102 in words is "two hundred twenty-one billion, three hundred one million, thirty-three thousand, one hundred two".