102002102110220 has 72 divisors (see below), whose sum is σ = 237343325644656. Its totient is φ = 36786446790912.

The previous prime is 102002102110217. The next prime is 102002102110319. The reversal of 102002102110220 is 22011201200201.

It is a junction number, because it is equal to n+sod(n) for n = 102002102110195 and 102002102110204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350763227 + ... + 351053906.

It is an arithmetic number, because the mean of its divisors is an integer number (3296435078398).

Almost surely, 2^{102002102110220} is an apocalyptic number.

102002102110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102002102110220 is an abundant number, since it is smaller than the sum of its proper divisors (135341223534436).

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

102002102110220 is a wasteful number, since it uses less digits than its factorization.

102002102110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701817211 (or 701817196 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102002102110220 its reverse (22011201200201), we get a palindrome (124013303310421).

The spelling of 102002102110220 in words is "one hundred two trillion, two billion, one hundred two million, one hundred ten thousand, two hundred twenty".