124020115221000 has 64 divisors (see below), whose sum is σ = 386942759498880. Its totient is φ = 33072030724800.

The previous prime is 124020115220983. The next prime is 124020115221071. The reversal of 124020115221000 is 122511020421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20670016204 + ... + 20670022203.

It is an arithmetic number, because the mean of its divisors is an integer number (6045980617170).

Almost surely, 2^{124020115221000} is an apocalyptic number.

124020115221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124020115221000 is an abundant number, since it is smaller than the sum of its proper divisors (262922644277880).

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

124020115221000 is a wasteful number, since it uses less digits than its factorization.

124020115221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41340038431 (or 41340038417 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 124020115221000 its reverse (122511020421), we get a palindrome (124142626241421).

The spelling of 124020115221000 in words is "one hundred twenty-four trillion, twenty billion, one hundred fifteen million, two hundred twenty-one thousand".