120320421032 has 16 divisors (see below), whose sum is σ = 257829473760. Its totient is φ = 51565894704.

The previous prime is 120320420989. The next prime is 120320421043. The reversal of 120320421032 is 230124023021.

It is a junction number, because it is equal to n+sod(n) for n = 120320420995 and 120320421013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074289418 + ... + 1074289529.

It is an arithmetic number, because the mean of its divisors is an integer number (16114342110).

Almost surely, 2^120320421032 is an apocalyptic number.

It is an amenable number.

120320421032 is an abundant number, since it is smaller than the sum of its proper divisors (137509052728).

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

120320421032 is a wasteful number, since it uses less digits than its factorization.

120320421032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148578960 (or 2148578956 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 120320421032 its reverse (230124023021), we get a palindrome (350444444053).

The spelling of 120320421032 in words is "one hundred twenty billion, three hundred twenty million, four hundred twenty-one thousand, thirty-two".