125023042113 has 8 divisors (see below), whose sum is σ = 167759156928. Its totient is φ = 82817811024.

The previous prime is 125023042093. The next prime is 125023042153. The reversal of 125023042113 is 311240320521.

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

It is not a de Polignac number, because 125023042113 - 2¹⁸ = 125022779969 is a prime.

It is a super-2 number, since 2×125023042113² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125023042153) 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, 132720381 + ... + 132721322.

It is an arithmetic number, because the mean of its divisors is an integer number (20969894616).

Almost surely, 2^125023042113 is an apocalyptic number.

It is an amenable number.

125023042113 is a deficient number, since it is larger than the sum of its proper divisors (42736114815).

125023042113 is a wasteful number, since it uses less digits than its factorization.

125023042113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265441863.

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

Adding to 125023042113 its reverse (311240320521), we get a palindrome (436263362634).

The spelling of 125023042113 in words is "one hundred twenty-five billion, twenty-three million, forty-two thousand, one hundred thirteen".