124125020340 has 48 divisors (see below), whose sum is σ = 355632623808. Its totient is φ = 32330237184.

The previous prime is 124125020269. The next prime is 124125020347. The reversal of 124125020340 is 43020521421.

It is a self number, because there is not a number n which added to its sum of digits gives 124125020340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124125020347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24052657 + ... + 24057816.

It is an arithmetic number, because the mean of its divisors is an integer number (7409012996).

Almost surely, 2^124125020340 is an apocalyptic number.

124125020340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124125020340 is an abundant number, since it is smaller than the sum of its proper divisors (231507603468).

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

124125020340 is a wasteful number, since it uses less digits than its factorization.

124125020340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48110528 (or 48110526 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 124125020340 its reverse (43020521421), we get a palindrome (167145541761).

The spelling of 124125020340 in words is "one hundred twenty-four billion, one hundred twenty-five million, twenty thousand, three hundred forty".