4131111321144 has 24 divisors (see below), whose sum is σ = 11188426494960. Its totient is φ = 1377037107024.

The previous prime is 4131111321121. The next prime is 4131111321199. The reversal of 4131111321144 is 4411231111314.

4131111321144 is a `hidden beast` number, since 4 + 1 + 311 + 11 + 321 + 14 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28688272992 + ... + 28688273135.

It is an arithmetic number, because the mean of its divisors is an integer number (466184437290).

Almost surely, 2^{4131111321144} is an apocalyptic number.

It is an amenable number.

4131111321144 is an abundant number, since it is smaller than the sum of its proper divisors (7057315173816).

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

4131111321144 is a wasteful number, since it uses less digits than its factorization.

4131111321144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57376546139 (or 57376546132 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

Adding to 4131111321144 its reverse (4411231111314), we get a palindrome (8542342432458).

The spelling of 4131111321144 in words is "four trillion, one hundred thirty-one billion, one hundred eleven million, three hundred twenty-one thousand, one hundred forty-four".