124043002220 has 24 divisors (see below), whose sum is σ = 260903152608. Its totient is φ = 49538563200.

The previous prime is 124043002199. The next prime is 124043002229. The reversal of 124043002220 is 22200340421.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 124043002192 and 124043002201.

It is not an unprimeable number, because it can be changed into a prime (124043002229) 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, 4901921 + ... + 4927160.

It is an arithmetic number, because the mean of its divisors is an integer number (10870964692).

Almost surely, 2^124043002220 is an apocalyptic number.

124043002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124043002220 is an abundant number, since it is smaller than the sum of its proper divisors (136860150388).

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

124043002220 is a wasteful number, since it uses less digits than its factorization.

124043002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9829721 (or 9829719 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 124043002220 its reverse (22200340421), we get a palindrome (146243342641).

The spelling of 124043002220 in words is "one hundred twenty-four billion, forty-three million, two thousand, two hundred twenty".