125652700203 has 4 divisors (see below), whose sum is σ = 167536933608. Its totient is φ = 83768466800.

The previous prime is 125652700193. The next prime is 125652700319. The reversal of 125652700203 is 302007256521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302007256521 = 3 ⋅100669085507.

It is a cyclic number.

It is not a de Polignac number, because 125652700203 - 2¹² = 125652696107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125652700403) 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, 20942116698 + ... + 20942116703.

It is an arithmetic number, because the mean of its divisors is an integer number (41884233402).

Almost surely, 2^125652700203 is an apocalyptic number.

125652700203 is a deficient number, since it is larger than the sum of its proper divisors (41884233405).

125652700203 is an equidigital number, since it uses as much as digits as its factorization.

125652700203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41884233404.

The product of its (nonzero) digits is 25200, while the sum is 33.

Adding to 125652700203 its reverse (302007256521), we get a palindrome (427659956724).

The spelling of 125652700203 in words is "one hundred twenty-five billion, six hundred fifty-two million, seven hundred thousand, two hundred three".