124423101324420 has 384 divisors, whose sum is σ = 386568321011712. Its totient is φ = 29762032435200.

The previous prime is 124423101324377. The next prime is 124423101324479. The reversal of 124423101324420 is 24423101324421.

It is a super-2 number, since 2×124423101324420² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1562652210 + ... + 1562731830.

It is an arithmetic number, because the mean of its divisors is an integer number (1006688335968).

Almost surely, 2^{124423101324420} is an apocalyptic number.

124423101324420 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 124423101324420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193284160505856).

124423101324420 is an abundant number, since it is smaller than the sum of its proper divisors (262145219687292).

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

124423101324420 is a wasteful number, since it uses less digits than its factorization.

124423101324420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80431 (or 80429 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 124423101324420 its reverse (24423101324421), we get a palindrome (148846202648841).

Subtracting from 124423101324420 its reverse (24423101324421), we obtain a palindrome (99999999999999).

The spelling of 124423101324420 in words is "one hundred twenty-four trillion, four hundred twenty-three billion, one hundred one million, three hundred twenty-four thousand, four hundred twenty".