10431143231031 has 24 divisors (see below), whose sum is σ = 15357769128000. Its totient is φ = 6820097109696.

The previous prime is 10431143231027. The next prime is 10431143231071. The reversal of 10431143231031 is 13013234113401.

10431143231031 is a `hidden beast` number, since 1 + 0 + 4 + 311 + 4 + 3 + 2 + 310 + 31 = 666.

It is not a de Polignac number, because 10431143231031 - 2² = 10431143231027 is a prime.

It is a super-2 number, since 2×10431143231031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10431143230986 and 10431143231004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10431143231011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3301156 + ... + 5635593.

It is an arithmetic number, because the mean of its divisors is an integer number (639907047000).

Almost surely, 2^{10431143231031} is an apocalyptic number.

10431143231031 is a deficient number, since it is larger than the sum of its proper divisors (4926625896969).

10431143231031 is a wasteful number, since it uses less digits than its factorization.

10431143231031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8939255 (or 8939252 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 10431143231031 its reverse (13013234113401), we get a palindrome (23444377344432).

The spelling of 10431143231031 in words is "ten trillion, four hundred thirty-one billion, one hundred forty-three million, two hundred thirty-one thousand, thirty-one".