124020520520430 has 32 divisors (see below), whose sum is σ = 297853258435200. Its totient is φ = 33049471118112.

The previous prime is 124020520520417. The next prime is 124020520520431. The reversal of 124020520520430 is 34025025020421.

124020520520430 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124020520520431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1416685960 + ... + 1416773499.

It is an arithmetic number, because the mean of its divisors is an integer number (9307914326100).

Almost surely, 2^{124020520520430} is an apocalyptic number.

124020520520430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124020520520430 is an abundant number, since it is smaller than the sum of its proper divisors (173832737914770).

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

124020520520430 is a wasteful number, since it uses less digits than its factorization.

124020520520430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2833460928.

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

Adding to 124020520520430 its reverse (34025025020421), we get a palindrome (158045545540851).

The spelling of 124020520520430 in words is "one hundred twenty-four trillion, twenty billion, five hundred twenty million, five hundred twenty thousand, four hundred thirty".