120231121311232 has 20 divisors (see below), whose sum is σ = 240227416214676. Its totient is φ = 60115560655360.

The previous prime is 120231121311187. The next prime is 120231121311241. The reversal of 120231121311232 is 232113121132021.

It is a junction number, because it is equal to n+sod(n) for n = 120231121311197 and 120231121311206.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 117413203894 + ... + 117413204917.

Almost surely, 2^{120231121311232} is an apocalyptic number.

It is an amenable number.

120231121311232 is a deficient number, since it is larger than the sum of its proper divisors (119996294903444).

120231121311232 is an frugal number, since it uses more digits than its factorization.

120231121311232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234826408829 (or 234826408813 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 120231121311232 its reverse (232113121132021), we get a palindrome (352344242443253).

The spelling of 120231121311232 in words is "one hundred twenty trillion, two hundred thirty-one billion, one hundred twenty-one million, three hundred eleven thousand, two hundred thirty-two".