124553242020 has 48 divisors (see below), whose sum is σ = 360774912960. Its totient is φ = 32068880256.

The previous prime is 124553242019. The next prime is 124553242039. The reversal of 124553242020 is 20242355421.

It is a super-3 number, since 3×124553242020³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 35789422 + ... + 35792901.

It is an arithmetic number, because the mean of its divisors is an integer number (7516144020).

Almost surely, 2^124553242020 is an apocalyptic number.

124553242020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124553242020 is an abundant number, since it is smaller than the sum of its proper divisors (236221670940).

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

124553242020 is a wasteful number, since it uses less digits than its factorization.

124553242020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71582364 (or 71582362 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 124553242020 its reverse (20242355421), we get a palindrome (144795597441).

The spelling of 124553242020 in words is "one hundred twenty-four billion, five hundred fifty-three million, two hundred forty-two thousand, twenty".