10202000999 has 16 divisors (see below), whose sum is σ = 10785434880.
Its totient is φ = 9623318400.
The previous prime is 10202000993. The next prime is 10202001041. The reversal of 10202000999 is 99900020201.
It is a cyclic number.
It is not a de Polignac number, because 10202000999 - 24 = 10202000983 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10202000993) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6269624 + ... + 6271250.
It is an arithmetic number, because the mean of its divisors is an integer number (674089680).
Almost surely, 210202000999 is an apocalyptic number.
10202000999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
10202000999 is a deficient number, since it is larger than the sum of its proper divisors (583433881).
10202000999 is a wasteful number, since it uses less digits than its factorization.
10202000999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2870.
The product of its (nonzero) digits is 2916, while the sum is 32.
The spelling of 10202000999 in words is "ten billion, two hundred two million, nine hundred ninety-nine", and thus it is an aban number.