221346905102 has 8 divisors (see below), whose sum is σ = 332069486112. Its totient is φ = 110657076400.

The previous prime is 221346904997. The next prime is 221346905149. The reversal of 221346905102 is 201509643122.

221346905102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8171174 + ... + 8198217.

It is an arithmetic number, because the mean of its divisors is an integer number (41508685764).

Almost surely, 2^221346905102 is an apocalyptic number.

221346905102 is a deficient number, since it is larger than the sum of its proper divisors (110722581010).

221346905102 is a wasteful number, since it uses less digits than its factorization.

221346905102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16376154.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 221346905102 in words is "two hundred twenty-one billion, three hundred forty-six million, nine hundred five thousand, one hundred two".