221102334102 has 32 divisors (see below), whose sum is σ = 478973160288. Its totient is φ = 67638237696.

The previous prime is 221102334097. The next prime is 221102334113. The reversal of 221102334102 is 201433201122.

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, 8179123 + ... + 8206110.

It is an arithmetic number, because the mean of its divisors is an integer number (14967911259).

Almost surely, 2^221102334102 is an apocalyptic number.

221102334102 is an abundant number, since it is smaller than the sum of its proper divisors (257870826186).

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

221102334102 is a wasteful number, since it uses less digits than its factorization.

221102334102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16385424.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 221102334102 its reverse (201433201122), we get a palindrome (422535535224).

The spelling of 221102334102 in words is "two hundred twenty-one billion, one hundred two million, three hundred thirty-four thousand, one hundred two".