102102110202 has 32 divisors (see below), whose sum is σ = 205324922880. Its totient is φ = 33847343280.

The previous prime is 102102110189. The next prime is 102102110207. The reversal of 102102110202 is 202011201201.

It is not an unprimeable number, because it can be changed into a prime (102102110207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5926533 + ... + 5943735.

It is an arithmetic number, because the mean of its divisors is an integer number (6416403840).

Almost surely, 2^102102110202 is an apocalyptic number.

102102110202 is an abundant number, since it is smaller than the sum of its proper divisors (103222812678).

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

102102110202 is a wasteful number, since it uses less digits than its factorization.

102102110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22578.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102102110202 its reverse (202011201201), we get a palindrome (304113311403).

Subtracting 102102110202 from its reverse (202011201201), we obtain a palindrome (99909090999).

The spelling of 102102110202 in words is "one hundred two billion, one hundred two million, one hundred ten thousand, two hundred two".