124000503020420 has 24 divisors (see below), whose sum is σ = 280431906831384. Its totient is φ = 45784801115136.

The previous prime is 124000503020411. The next prime is 124000503020423. The reversal of 124000503020420 is 24020305000421.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12041122081024 + 111959380939396 = 3470032^2 + 10581086^2 .

It is a super-2 number, since 2×124000503020420² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124000503020423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238462505549 + ... + 238462506068.

It is an arithmetic number, because the mean of its divisors is an integer number (11684662784641).

Almost surely, 2^{124000503020420} is an apocalyptic number.

124000503020420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124000503020420 is an abundant number, since it is smaller than the sum of its proper divisors (156431403810964).

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

124000503020420 is a wasteful number, since it uses less digits than its factorization.

124000503020420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476925011639 (or 476925011637 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 124000503020420 its reverse (24020305000421), we get a palindrome (148020808020841).

The spelling of 124000503020420 in words is "one hundred twenty-four trillion, five hundred three million, twenty thousand, four hundred twenty".