221100020210102 has 8 divisors (see below), whose sum is σ = 361800033071112. Its totient is φ = 100500009186400.

The previous prime is 221100020210101. The next prime is 221100020210177. The reversal of 221100020210102 is 201012020001122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221100020210101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5025000459299 + ... + 5025000459342.

It is an arithmetic number, because the mean of its divisors is an integer number (45225004133889).

Almost surely, 2^{221100020210102} is an apocalyptic number.

221100020210102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221100020210102 is a deficient number, since it is larger than the sum of its proper divisors (140700012861010).

221100020210102 is a wasteful number, since it uses less digits than its factorization.

221100020210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10050000918654.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221100020210102 its reverse (201012020001122), we get a palindrome (422112040211224).

The spelling of 221100020210102 in words is "two hundred twenty-one trillion, one hundred billion, twenty million, two hundred ten thousand, one hundred two".