125122450102 has 16 divisors (see below), whose sum is σ = 204204605472. Its totient is φ = 57153473280.

The previous prime is 125122450097. The next prime is 125122450111. The reversal of 125122450102 is 201054221521.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24803674 + ... + 24808717.

It is an arithmetic number, because the mean of its divisors is an integer number (12762787842).

Almost surely, 2^125122450102 is an apocalyptic number.

125122450102 is a deficient number, since it is larger than the sum of its proper divisors (79082155370).

125122450102 is a wasteful number, since it uses less digits than its factorization.

125122450102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49612503.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 125122450102 its reverse (201054221521), we get a palindrome (326176671623).

The spelling of 125122450102 in words is "one hundred twenty-five billion, one hundred twenty-two million, four hundred fifty thousand, one hundred two".