124402324020 has 96 divisors (see below), whose sum is σ = 375323880960. Its totient is φ = 30605537280.

The previous prime is 124402323989. The next prime is 124402324043. The reversal of 124402324020 is 20423204421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1431205 + ... + 1515635.

It is an arithmetic number, because the mean of its divisors is an integer number (3909623760).

Almost surely, 2^124402324020 is an apocalyptic number.

124402324020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124402324020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187661940480).

124402324020 is an abundant number, since it is smaller than the sum of its proper divisors (250921556940).

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

124402324020 is a wasteful number, since it uses less digits than its factorization.

124402324020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86345 (or 86343 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 124402324020 its reverse (20423204421), we get a palindrome (144825528441).

The spelling of 124402324020 in words is "one hundred twenty-four billion, four hundred two million, three hundred twenty-four thousand, twenty".