4431012234131 has 4 divisors (see below), whose sum is σ = 5064013981872. Its totient is φ = 3798010486392.

The previous prime is 4431012234127. The next prime is 4431012234139. The reversal of 4431012234131 is 1314322101344.

4431012234131 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4431012234131 - 2² = 4431012234127 is a prime.

It is a super-2 number, since 2×4431012234131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4431012234094 and 4431012234103.

It is not an unprimeable number, because it can be changed into a prime (4431012234139) 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 3 ways as a sum of consecutive naturals, for example, 316500873860 + ... + 316500873873.

It is an arithmetic number, because the mean of its divisors is an integer number (1266003495468).

Almost surely, 2^{4431012234131} is an apocalyptic number.

4431012234131 is a deficient number, since it is larger than the sum of its proper divisors (633001747741).

4431012234131 is an equidigital number, since it uses as much as digits as its factorization.

4431012234131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633001747740.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 4431012234131 its reverse (1314322101344), we get a palindrome (5745334335475).

The spelling of 4431012234131 in words is "four trillion, four hundred thirty-one billion, twelve million, two hundred thirty-four thousand, one hundred thirty-one".