102002102102222 has 32 divisors (see below), whose sum is σ = 178931794086144. Its totient is φ = 42697476057600.

The previous prime is 102002102102171. The next prime is 102002102102237. The reversal of 102002102102222 is 222201201200201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102002102102222.

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, 21943022 + ... + 26182062.

It is an arithmetic number, because the mean of its divisors is an integer number (5591618565192).

Almost surely, 2^{102002102102222} is an apocalyptic number.

102002102102222 is a deficient number, since it is larger than the sum of its proper divisors (76929691983922).

102002102102222 is a wasteful number, since it uses less digits than its factorization.

102002102102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4279064.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102002102102222 its reverse (222201201200201), we get a palindrome (324203303302423).

The spelling of 102002102102222 in words is "one hundred two trillion, two billion, one hundred two million, one hundred two thousand, two hundred twenty-two".