100210221009 has 8 divisors (see below), whose sum is σ = 148459586720. Its totient is φ = 66806813988.

The previous prime is 100210220933. The next prime is 100210221019. The reversal of 100210221009 is 900122012001.

It is not a de Polignac number, because 100210221009 - 2⁷ = 100210220881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100210220982 and 100210221000.

It is not an unprimeable number, because it can be changed into a prime (100210221019) 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, 1855744807 + ... + 1855744860.

It is an arithmetic number, because the mean of its divisors is an integer number (18557448340).

Almost surely, 2^100210221009 is an apocalyptic number.

It is an amenable number.

100210221009 is a deficient number, since it is larger than the sum of its proper divisors (48249365711).

100210221009 is an equidigital number, since it uses as much as digits as its factorization.

100210221009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3711489676 (or 3711489670 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 100210221009 in words is "one hundred billion, two hundred ten million, two hundred twenty-one thousand, nine".