10015235225 has 6 divisors (see below), whose sum is σ = 12418891710. Its totient is φ = 8012188160.

The previous prime is 10015235213. The next prime is 10015235227. The reversal of 10015235225 is 52253251001.

10015235225 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 3 ways, for example, as 9834496 + 10005400729 = 3136^2 + 100027^2 .

It is not a de Polignac number, because 10015235225 - 2⁸ = 10015234969 is a prime.

It is a super-2 number, since 2×10015235225² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10015235194 and 10015235203.

It is not an unprimeable number, because it can be changed into a prime (10015235227) 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 5 ways as a sum of consecutive naturals, for example, 200304680 + ... + 200304729.

It is an arithmetic number, because the mean of its divisors is an integer number (2069815285).

Almost surely, 2^10015235225 is an apocalyptic number.

It is an amenable number.

10015235225 is a deficient number, since it is larger than the sum of its proper divisors (2403656485).

10015235225 is an equidigital number, since it uses as much as digits as its factorization.

10015235225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400609419 (or 400609414 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 10015235225 its reverse (52253251001), we get a palindrome (62268486226).

The spelling of 10015235225 in words is "ten billion, fifteen million, two hundred thirty-five thousand, two hundred twenty-five".