120420122550524 has 24 divisors (see below), whose sum is σ = 210944781212928. Its totient is φ = 60150189985200.

The previous prime is 120420122550433. The next prime is 120420122550619. The reversal of 120420122550524 is 425055221024021.

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 7 ways as a sum of consecutive naturals, for example, 99229277 + ... + 100435499.

It is an arithmetic number, because the mean of its divisors is an integer number (8789365883872).

Almost surely, 2^{120420122550524} is an apocalyptic number.

It is an amenable number.

120420122550524 is a deficient number, since it is larger than the sum of its proper divisors (90524658662404).

120420122550524 is a wasteful number, since it uses less digits than its factorization.

120420122550524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231025 (or 1231023 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 120420122550524 its reverse (425055221024021), we get a palindrome (545475343574545).

The spelling of 120420122550524 in words is "one hundred twenty trillion, four hundred twenty billion, one hundred twenty-two million, five hundred fifty thousand, five hundred twenty-four".