10021219100 has 36 divisors (see below), whose sum is σ = 21876297744. Its totient is φ = 3984478080.

The previous prime is 10021219081. The next prime is 10021219111. The reversal of 10021219100 is 191212001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283337 + ... + 316736.

Almost surely, 2^10021219100 is an apocalyptic number.

10021219100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021219100 is an abundant number, since it is smaller than the sum of its proper divisors (11855078644).

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

10021219100 is a wasteful number, since it uses less digits than its factorization.

10021219100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600254 (or 600247 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 10021219100 in words is "ten billion, twenty-one million, two hundred nineteen thousand, one hundred".