10000031332231 has 2 divisors, whose sum is σ = 10000031332232. Its totient is φ = 10000031332230.

The previous prime is 10000031332223. The next prime is 10000031332309. The reversal of 10000031332231 is 13223313000001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10000031332231 - 2³ = 10000031332223 is a prime.

It is a super-2 number, since 2×10000031332231² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10000031332199 and 10000031332208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000031332331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000015666115 + 5000015666116.

It is an arithmetic number, because the mean of its divisors is an integer number (5000015666116).

Almost surely, 2^{10000031332231} is an apocalyptic number.

10000031332231 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000031332231 is an equidigital number, since it uses as much as digits as its factorization.

10000031332231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 10000031332231 its reverse (13223313000001), we get a palindrome (23223344332232).

The spelling of 10000031332231 in words is "ten trillion, thirty-one million, three hundred thirty-two thousand, two hundred thirty-one".