125006330121 has 8 divisors (see below), whose sum is σ = 170740353504. Its totient is φ = 81304930080.

The previous prime is 125006330083. The next prime is 125006330147. The reversal of 125006330121 is 121033600521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125006330121 - 2¹⁷ = 125006199049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125006330091 and 125006330100.

It is not an unprimeable number, because it can be changed into a prime (125006330171) 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 7 ways as a sum of consecutive naturals, for example, 508155691 + ... + 508155936.

It is an arithmetic number, because the mean of its divisors is an integer number (21342544188).

Almost surely, 2^125006330121 is an apocalyptic number.

It is an amenable number.

125006330121 is a deficient number, since it is larger than the sum of its proper divisors (45734023383).

125006330121 is a wasteful number, since it uses less digits than its factorization.

125006330121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016311671.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 125006330121 its reverse (121033600521), we get a palindrome (246039930642).

The spelling of 125006330121 in words is "one hundred twenty-five billion, six million, three hundred thirty thousand, one hundred twenty-one".