124443244120 has 128 divisors (see below), whose sum is σ = 304011792000. Its totient is φ = 45572567040.

The previous prime is 124443244091. The next prime is 124443244141. The reversal of 124443244120 is 21442344421.

It is a happy number.

It is a super-2 number, since 2×124443244120² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33459621 + ... + 33463339.

It is an arithmetic number, because the mean of its divisors is an integer number (2375092125).

Almost surely, 2^124443244120 is an apocalyptic number.

124443244120 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 124443244120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152005896000).

124443244120 is an abundant number, since it is smaller than the sum of its proper divisors (179568547880).

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

124443244120 is a wasteful number, since it uses less digits than its factorization.

124443244120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4253 (or 4249 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 124443244120 its reverse (21442344421), we get a palindrome (145885588541).

The spelling of 124443244120 in words is "one hundred twenty-four billion, four hundred forty-three million, two hundred forty-four thousand, one hundred twenty".