1031322023 has 4 divisors (see below), whose sum is σ = 1031388480. Its totient is φ = 1031255568.

The previous prime is 1031321969. The next prime is 1031322031. The reversal of 1031322023 is 3202231301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1031322023 - 2¹² = 1031317927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1031321992 and 1031322010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031322823) 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, 3818 + ... + 45576.

It is an arithmetic number, because the mean of its divisors is an integer number (257847120).

Almost surely, 2^1031322023 is an apocalyptic number.

1031322023 is a deficient number, since it is larger than the sum of its proper divisors (66457).

1031322023 is an equidigital number, since it uses as much as digits as its factorization.

1031322023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66456.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1031322023 is about 32114.2028236729. The cubic root of 1031322023 is about 1010.3335247882. Note that the first 3 decimals are identical.

Adding to 1031322023 its reverse (3202231301), we get a palindrome (4233553324).

The spelling of 1031322023 in words is "one billion, thirty-one million, three hundred twenty-two thousand, twenty-three".