102020330 has 16 divisors (see below), whose sum is σ = 184339584. Its totient is φ = 40651920.

The previous prime is 102020323. The next prime is 102020339. The reversal of 102020330 is 33020201.

It is not an unprimeable number, because it can be changed into a prime (102020339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16766 + ... + 22025.

It is an arithmetic number, because the mean of its divisors is an integer number (11521224).

Almost surely, 2^102020330 is an apocalyptic number.

102020330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102020330 is a deficient number, since it is larger than the sum of its proper divisors (82319254).

102020330 is a wasteful number, since it uses less digits than its factorization.

102020330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39061.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 102020330 is about 10100.5113731929. The cubic root of 102020330 is about 467.2639127482.

Adding to 102020330 its reverse (33020201), we get a palindrome (135040531).

The spelling of 102020330 in words is "one hundred two million, twenty thousand, three hundred thirty".