120143221011331 has 48 divisors (see below), whose sum is σ = 151258408197120. Its totient is φ = 94829171472000.

The previous prime is 120143221011313. The next prime is 120143221011353. The reversal of 120143221011331 is 133110122341021.

It is not a de Polignac number, because 120143221011331 - 2⁹ = 120143221010819 is a prime.

It is a super-3 number, since 3×120143221011331³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 120143221011296 and 120143221011305.

It is not an unprimeable number, because it can be changed into a prime (120143221014331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4537146 + ... + 16151536.

It is an arithmetic number, because the mean of its divisors is an integer number (3151216837440).

Almost surely, 2^{120143221011331} is an apocalyptic number.

120143221011331 is a deficient number, since it is larger than the sum of its proper divisors (31115187185789).

120143221011331 is a wasteful number, since it uses less digits than its factorization.

120143221011331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11614736 (or 11614729 counting only the distinct ones).

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

Adding to 120143221011331 its reverse (133110122341021), we get a palindrome (253253343352352).

The spelling of 120143221011331 in words is "one hundred twenty trillion, one hundred forty-three billion, two hundred twenty-one million, eleven thousand, three hundred thirty-one".