102002020210 has 16 divisors (see below), whose sum is σ = 184115073600. Its totient is φ = 40687155376.

The previous prime is 102002020199. The next prime is 102002020217. The reversal of 102002020210 is 12020200201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (102002020217) 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, 14202820 + ... + 14209999.

It is an arithmetic number, because the mean of its divisors is an integer number (11507192100).

Almost surely, 2^102002020210 is an apocalyptic number.

102002020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102002020210 is a deficient number, since it is larger than the sum of its proper divisors (82113053390).

102002020210 is a wasteful number, since it uses less digits than its factorization.

102002020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28413185.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102002020210 its reverse (12020200201), we get a palindrome (114022220411).

The spelling of 102002020210 in words is "one hundred two billion, two million, twenty thousand, two hundred ten".