5101523412123 has 16 divisors (see below), whose sum is σ = 7178924796800. Its totient is φ = 3213513414720.

The previous prime is 5101523412121. The next prime is 5101523412131. The reversal of 5101523412123 is 3212143251015.

It is a happy number.

It is not a de Polignac number, because 5101523412123 - 2¹ = 5101523412121 is a prime.

It is a super-2 number, since 2×5101523412123² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5101523412121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118052818 + ... + 118096023.

It is an arithmetic number, because the mean of its divisors is an integer number (448682799800).

Almost surely, 2^{5101523412123} is an apocalyptic number.

5101523412123 is a deficient number, since it is larger than the sum of its proper divisors (2077401384677).

5101523412123 is a wasteful number, since it uses less digits than its factorization.

5101523412123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236149242.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 5101523412123 its reverse (3212143251015), we get a palindrome (8313666663138).

The spelling of 5101523412123 in words is "five trillion, one hundred one billion, five hundred twenty-three million, four hundred twelve thousand, one hundred twenty-three".