124024023123 has 32 divisors (see below), whose sum is σ = 222029025792. Its totient is φ = 59472057600.

The previous prime is 124024023091. The next prime is 124024023139. The reversal of 124024023123 is 321320420421.

It is a happy number.

It is not a de Polignac number, because 124024023123 - 2⁵ = 124024023091 is a prime.

It is a super-2 number, since 2×124024023123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124024023093 and 124024023102.

It is not an unprimeable number, because it can be changed into a prime (124024023163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20647018 + ... + 20653023.

It is an arithmetic number, because the mean of its divisors is an integer number (6938407056).

Almost surely, 2^124024023123 is an apocalyptic number.

124024023123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

124024023123 is a deficient number, since it is larger than the sum of its proper divisors (98005002669).

124024023123 is a wasteful number, since it uses less digits than its factorization.

124024023123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41300075.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 124024023123 its reverse (321320420421), we get a palindrome (445344443544).

The spelling of 124024023123 in words is "one hundred twenty-four billion, twenty-four million, twenty-three thousand, one hundred twenty-three".