125165225130202 has 4 divisors (see below), whose sum is σ = 187747837695306. Its totient is φ = 62582612565100.

The previous prime is 125165225130163. The next prime is 125165225130223. The reversal of 125165225130202 is 202031522561521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 95762684077281 + 29402541052921 = 9785841^2 + 5422411^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31291306282549 + ... + 31291306282552.

Almost surely, 2^{125165225130202} is an apocalyptic number.

125165225130202 is a deficient number, since it is larger than the sum of its proper divisors (62582612565104).

125165225130202 is an equidigital number, since it uses as much as digits as its factorization.

125165225130202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62582612565103.

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 125165225130202 its reverse (202031522561521), we get a palindrome (327196747691723).

The spelling of 125165225130202 in words is "one hundred twenty-five trillion, one hundred sixty-five billion, two hundred twenty-five million, one hundred thirty thousand, two hundred two".