1031311230322 has 16 divisors (see below), whose sum is σ = 1684537401600. Its totient is φ = 471670471440.

The previous prime is 1031311230319. The next prime is 1031311230359. The reversal of 1031311230322 is 2230321131301.

It is a junction number, because it is equal to n+sod(n) for n = 1031311230293 and 1031311230302.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 467925954 + ... + 467928157.

It is an arithmetic number, because the mean of its divisors is an integer number (105283587600).

Almost surely, 2^{1031311230322} is an apocalyptic number.

1031311230322 is a deficient number, since it is larger than the sum of its proper divisors (653226171278).

1031311230322 is a wasteful number, since it uses less digits than its factorization.

1031311230322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935854161.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1031311230322 its reverse (2230321131301), we get a palindrome (3261632361623).

The spelling of 1031311230322 in words is "one trillion, thirty-one billion, three hundred eleven million, two hundred thirty thousand, three hundred twenty-two".