124420111000 has 64 divisors (see below), whose sum is σ = 291213000000. Its totient is φ = 49756089600.

The previous prime is 124420110953. The next prime is 124420111031. The reversal of 124420111000 is 111024421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4986556 + ... + 5011444.

It is an arithmetic number, because the mean of its divisors is an integer number (4550203125).

Almost surely, 2^124420111000 is an apocalyptic number.

124420111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124420111000 is an abundant number, since it is smaller than the sum of its proper divisors (166792889000).

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

124420111000 is a wasteful number, since it uses less digits than its factorization.

124420111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29909 (or 29895 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 124420111000 its reverse (111024421), we get a palindrome (124531135421).

The spelling of 124420111000 in words is "one hundred twenty-four billion, four hundred twenty million, one hundred eleven thousand".