124142113140 has 48 divisors (see below), whose sum is σ = 362710873728. Its totient is φ = 31665234304.

The previous prime is 124142113129. The next prime is 124142113237. The reversal of 124142113140 is 41311241421.

It is a happy number.

It is a super-2 number, since 2×124142113140² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 124142113140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44977647 + ... + 44980406.

It is an arithmetic number, because the mean of its divisors is an integer number (7556476536).

Almost surely, 2^124142113140 is an apocalyptic number.

124142113140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124142113140 is an abundant number, since it is smaller than the sum of its proper divisors (238568760588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124142113140 is a wasteful number, since it uses less digits than its factorization.

124142113140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89958088 (or 89958086 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 124142113140 its reverse (41311241421), we get a palindrome (165453354561).

The spelling of 124142113140 in words is "one hundred twenty-four billion, one hundred forty-two million, one hundred thirteen thousand, one hundred forty".