124121323320 has 128 divisors (see below), whose sum is σ = 382943419200. Its totient is φ = 32161038336.

The previous prime is 124121323303. The next prime is 124121323331. The reversal of 124121323320 is 23323121421.

124121323320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×124121323320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3342616 + ... + 3379544.

Almost surely, 2^124121323320 is an apocalyptic number.

124121323320 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 124121323320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191471709600).

124121323320 is an abundant number, since it is smaller than the sum of its proper divisors (258822095880).

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

124121323320 is a wasteful number, since it uses less digits than its factorization.

124121323320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37737 (or 37733 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 124121323320 its reverse (23323121421), we get a palindrome (147444444741).

The spelling of 124121323320 in words is "one hundred twenty-four billion, one hundred twenty-one million, three hundred twenty-three thousand, three hundred twenty".