124101421420420 has 24 divisors (see below), whose sum is σ = 265030154222400. Its totient is φ = 48799202998752.

The previous prime is 124101421420387. The next prime is 124101421420429. The reversal of 124101421420420 is 24024124101421.

It is not an unprimeable number, because it can be changed into a prime (124101421420429) 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, 52585346880 + ... + 52585349239.

It is an arithmetic number, because the mean of its divisors is an integer number (11042923092600).

Almost surely, 2^{124101421420420} is an apocalyptic number.

124101421420420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124101421420420 is an abundant number, since it is smaller than the sum of its proper divisors (140928732801980).

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

124101421420420 is a wasteful number, since it uses less digits than its factorization.

124101421420420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105170696187 (or 105170696185 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 124101421420420 its reverse (24024124101421), we get a palindrome (148125545521841).

The spelling of 124101421420420 in words is "one hundred twenty-four trillion, one hundred one billion, four hundred twenty-one million, four hundred twenty thousand, four hundred twenty".