10099021000 has 32 divisors (see below), whose sum is σ = 23631711480. Its totient is φ = 4039608000.

The previous prime is 10099020949. The next prime is 10099021057. The reversal of 10099021000 is 12099001.

10099021000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5950888164 + 4148132836 = 77142^2 + 64406^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5048511 + ... + 5050510.

Almost surely, 2^10099021000 is an apocalyptic number.

10099021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10099021000 is an abundant number, since it is smaller than the sum of its proper divisors (13532690480).

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

10099021000 is a wasteful number, since it uses less digits than its factorization.

10099021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10099042 (or 10099028 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 10099021000 in words is "ten billion, ninety-nine million, twenty-one thousand".