120311011100120 has 32 divisors (see below), whose sum is σ = 271128776260320. Its totient is φ = 48048137544960.

The previous prime is 120311011100041. The next prime is 120311011100123. The reversal of 120311011100120 is 21001110113021.

It is a junction number, because it is equal to n+sod(n) for n = 120311011100095 and 120311011100104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120311011100123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2383314917 + ... + 2383365396.

It is an arithmetic number, because the mean of its divisors is an integer number (8472774258135).

Almost surely, 2^{120311011100120} is an apocalyptic number.

120311011100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120311011100120 is an abundant number, since it is smaller than the sum of its proper divisors (150817765160200).

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

120311011100120 is a wasteful number, since it uses less digits than its factorization.

120311011100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4766680955 (or 4766680951 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 120311011100120 its reverse (21001110113021), we get a palindrome (141312121213141).

The spelling of 120311011100120 in words is "one hundred twenty trillion, three hundred eleven billion, eleven million, one hundred thousand, one hundred twenty".