102002310 has 24 divisors (see below), whose sum is σ = 265206240. Its totient is φ = 27200592.

The previous prime is 102002293. The next prime is 102002323. The reversal of 102002310 is 13200201.

It is a happy number.

It is a super-2 number, since 2×102002310² = 20808942490672200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 102002292 and 102002301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 566590 + ... + 566769.

It is an arithmetic number, because the mean of its divisors is an integer number (11050260).

Almost surely, 2^102002310 is an apocalyptic number.

102002310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102002310 is an abundant number, since it is smaller than the sum of its proper divisors (163203930).

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

102002310 is a wasteful number, since it uses less digits than its factorization.

102002310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133372 (or 1133369 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 102002310 is about 10099.6192997558. The cubic root of 102002310 is about 467.2363999590.

Adding to 102002310 its reverse (13200201), we get a palindrome (115202511).

The spelling of 102002310 in words is "one hundred two million, two thousand, three hundred ten".