102000100220 has 12 divisors (see below), whose sum is σ = 214200210504. Its totient is φ = 40800040080.

The previous prime is 102000100187. The next prime is 102000100247. The reversal of 102000100220 is 22001000201.

It is a super-3 number, since 3×102000100220³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102000100198 and 102000100207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550002486 + ... + 2550002525.

It is an arithmetic number, because the mean of its divisors is an integer number (17850017542).

Almost surely, 2^102000100220 is an apocalyptic number.

102000100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102000100220 is an abundant number, since it is smaller than the sum of its proper divisors (112200110284).

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

102000100220 is a wasteful number, since it uses less digits than its factorization.

102000100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100005020 (or 5100005018 counting only the distinct ones).

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

Adding to 102000100220 its reverse (22001000201), we get a palindrome (124001100421).

The spelling of 102000100220 in words is "one hundred two billion, one hundred thousand, two hundred twenty".