225153210131 has 4 divisors (see below), whose sum is σ = 225426787152. Its totient is φ = 224879633112.

The previous prime is 225153210119. The next prime is 225153210167. The reversal of 225153210131 is 131012351522.

225153210131 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.

It is a cyclic number.

It is not a de Polignac number, because 225153210131 - 2¹⁴ = 225153193747 is a prime.

It is a super-2 number, since 2×225153210131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225153210131.

It is not an unprimeable number, because it can be changed into a prime (225153210101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136787276 + ... + 136788921.

It is an arithmetic number, because the mean of its divisors is an integer number (56356696788).

Almost surely, 2^225153210131 is an apocalyptic number.

225153210131 is a deficient number, since it is larger than the sum of its proper divisors (273577021).

225153210131 is an equidigital number, since it uses as much as digits as its factorization.

225153210131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273577020.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 225153210131 its reverse (131012351522), we get a palindrome (356165561653).

The spelling of 225153210131 in words is "two hundred twenty-five billion, one hundred fifty-three million, two hundred ten thousand, one hundred thirty-one".