120411040520 has 64 divisors (see below), whose sum is σ = 275287343040. Its totient is φ = 47394720000.

The previous prime is 120411040517. The next prime is 120411040657. The reversal of 120411040520 is 25040114021.

It is a happy number.

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 = 120411040492 and 120411040501.

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, 567095 + ... + 749945.

It is an arithmetic number, because the mean of its divisors is an integer number (4301364735).

Almost surely, 2^120411040520 is an apocalyptic number.

120411040520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120411040520 is an abundant number, since it is smaller than the sum of its proper divisors (154876302520).

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

120411040520 is a wasteful number, since it uses less digits than its factorization.

120411040520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183126 (or 183122 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 120411040520 its reverse (25040114021), we get a palindrome (145451154541).

The spelling of 120411040520 in words is "one hundred twenty billion, four hundred eleven million, forty thousand, five hundred twenty".