125312222103 has 32 divisors (see below), whose sum is σ = 175949452800. Its totient is φ = 79215830400.

The previous prime is 125312222099. The next prime is 125312222137. The reversal of 125312222103 is 301222213521.

It is not a de Polignac number, because 125312222103 - 2² = 125312222099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125312222153) 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 31 ways as a sum of consecutive naturals, for example, 3479398 + ... + 3515228.

It is an arithmetic number, because the mean of its divisors is an integer number (5498420400).

Almost surely, 2^125312222103 is an apocalyptic number.

125312222103 is a deficient number, since it is larger than the sum of its proper divisors (50637230697).

125312222103 is a wasteful number, since it uses less digits than its factorization.

125312222103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36583.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 125312222103 its reverse (301222213521), we get a palindrome (426534435624).

The spelling of 125312222103 in words is "one hundred twenty-five billion, three hundred twelve million, two hundred twenty-two thousand, one hundred three".