102105222 has 8 divisors (see below), whose sum is σ = 204210456. Its totient is φ = 34035072.

The previous prime is 102105203. The next prime is 102105251. The reversal of 102105222 is 222501201.

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

102105222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8508763 + ... + 8508774.

It is an arithmetic number, because the mean of its divisors is an integer number (25526307).

Almost surely, 2^102105222 is an apocalyptic number.

102105222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102105222 is a wasteful number, since it uses less digits than its factorization.

102105222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17017542.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 102105222 is about 10104.7128608387. The cubic root of 102105222 is about 467.3934815991.

Adding to 102105222 its reverse (222501201), we get a palindrome (324606423).

The spelling of 102105222 in words is "one hundred two million, one hundred five thousand, two hundred twenty-two".