102100100210 has 16 divisors (see below), whose sum is σ = 183827145600. Its totient is φ = 40829603376.

The previous prime is 102100100197. The next prime is 102100100213. The reversal of 102100100210 is 12001001201.

It is not an unprimeable number, because it can be changed into a prime (102100100213) 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, 1263440 + ... + 1341819.

It is an arithmetic number, because the mean of its divisors is an integer number (11489196600).

Almost surely, 2^102100100210 is an apocalyptic number.

102100100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102100100210 is a deficient number, since it is larger than the sum of its proper divisors (81727045390).

102100100210 is a wasteful number, since it uses less digits than its factorization.

102100100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609185.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 102100100210 its reverse (12001001201), we get a palindrome (114101101411).

Subtracting from 102100100210 its reverse (12001001201), we obtain a palindrome (90099099009).

The spelling of 102100100210 in words is "one hundred two billion, one hundred million, one hundred thousand, two hundred ten".