10199508225 has 12 divisors (see below), whose sum is σ = 16863187056. Its totient is φ = 5439737680.

The previous prime is 10199508197. The next prime is 10199508271. The reversal of 10199508225 is 52280599101.

It is not a de Polignac number, because 10199508225 - 2⁹ = 10199507713 is a prime.

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, 67996647 + ... + 67996796.

It is an arithmetic number, because the mean of its divisors is an integer number (1405265588).

Almost surely, 2^10199508225 is an apocalyptic number.

10199508225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10199508225 is a deficient number, since it is larger than the sum of its proper divisors (6663678831).

10199508225 is a wasteful number, since it uses less digits than its factorization.

10199508225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135993456 (or 135993451 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 42.

The spelling of 10199508225 in words is "ten billion, one hundred ninety-nine million, five hundred eight thousand, two hundred twenty-five".