102221100223 has 8 divisors (see below), whose sum is σ = 111534593616. Its totient is φ = 92911051200.

The previous prime is 102221100199. The next prime is 102221100229. The reversal of 102221100223 is 322001122201.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-102221100223 is a prime.

It is a super-2 number, since 2×102221100223² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102221100197 and 102221100206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221100229) 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 7 ways as a sum of consecutive naturals, for example, 798838 + ... + 917923.

It is an arithmetic number, because the mean of its divisors is an integer number (13941824202).

Almost surely, 2^102221100223 is an apocalyptic number.

102221100223 is a deficient number, since it is larger than the sum of its proper divisors (9313493393).

102221100223 is a wasteful number, since it uses less digits than its factorization.

102221100223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722185.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102221100223 its reverse (322001122201), we get a palindrome (424222222424).

The spelling of 102221100223 in words is "one hundred two billion, two hundred twenty-one million, one hundred thousand, two hundred twenty-three".