102030306 has 16 divisors (see below), whose sum is σ = 233212224. Its totient is φ = 29151504.

The previous prime is 102030289. The next prime is 102030307. The reversal of 102030306 is 603030201.

It is not an unprimeable number, because it can be changed into a prime (102030307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1214605 + ... + 1214688.

It is an arithmetic number, because the mean of its divisors is an integer number (14575764).

Almost surely, 2^102030306 is an apocalyptic number.

102030306 is an abundant number, since it is smaller than the sum of its proper divisors (131181918).

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

102030306 is a wasteful number, since it uses less digits than its factorization.

102030306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2429305.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 102030306 is about 10101.0051975039. The cubic root of 102030306 is about 467.2791426306.

Adding to 102030306 its reverse (603030201), we get a palindrome (705060507).

The spelling of 102030306 in words is "one hundred two million, thirty thousand, three hundred six".