10185555201 has 4 divisors (see below), whose sum is σ = 13580740272. Its totient is φ = 6790370132.

The previous prime is 10185555199. The next prime is 10185555209. The reversal of 10185555201 is 10255558101.

10185555201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10185555201 - 2¹ = 10185555199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10185555209) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1697592531 + ... + 1697592536.

It is an arithmetic number, because the mean of its divisors is an integer number (3395185068).

Almost surely, 2^10185555201 is an apocalyptic number.

It is an amenable number.

10185555201 is a deficient number, since it is larger than the sum of its proper divisors (3395185071).

10185555201 is an equidigital number, since it uses as much as digits as its factorization.

10185555201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395185070.

The product of its (nonzero) digits is 10000, while the sum is 33.

Multiplying 10185555201 by its sum of digits (33), we get a palindrome (336123321633).

The spelling of 10185555201 in words is "ten billion, one hundred eighty-five million, five hundred fifty-five thousand, two hundred one".