4131121022120 has 64 divisors (see below), whose sum is σ = 9724320345600. Its totient is φ = 1577843806720.

The previous prime is 4131121022117. The next prime is 4131121022143. The reversal of 4131121022120 is 212201211314.

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 = 4131121022092 and 4131121022101.

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, 26720540 + ... + 26874699.

It is an arithmetic number, because the mean of its divisors is an integer number (151942505400).

Almost surely, 2^{4131121022120} is an apocalyptic number.

4131121022120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4131121022120 is an abundant number, since it is smaller than the sum of its proper divisors (5593199323480).

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

4131121022120 is a wasteful number, since it uses less digits than its factorization.

4131121022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53595338 (or 53595334 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 4131121022120 its reverse (212201211314), we get a palindrome (4343322233434).

The spelling of 4131121022120 in words is "four trillion, one hundred thirty-one billion, one hundred twenty-one million, twenty-two thousand, one hundred twenty".