102020100010 has 16 divisors (see below), whose sum is σ = 183712012416. Its totient is φ = 40791188368.

The previous prime is 102020099989. The next prime is 102020100071. The reversal of 102020100010 is 10001020201.

It is a junction number, because it is equal to n+sod(n) for n = 102020099966 and 102020100002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2081014 + ... + 2129473.

It is an arithmetic number, because the mean of its divisors is an integer number (11482000776).

Almost surely, 2^102020100010 is an apocalyptic number.

102020100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102020100010 is a deficient number, since it is larger than the sum of its proper divisors (81691912406).

102020100010 is a wasteful number, since it uses less digits than its factorization.

102020100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4212917.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 102020100010 its reverse (10001020201), we get a palindrome (112021120211).

The spelling of 102020100010 in words is "one hundred two billion, twenty million, one hundred thousand, ten".