1000322131 has 2 divisors, whose sum is σ = 1000322132. Its totient is φ = 1000322130.

The previous prime is 1000322111. The next prime is 1000322153. The reversal of 1000322131 is 1312230001.

It is a weak prime.

It is an emirp because it is prime and its reverse (1312230001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1000322131 - 2¹³ = 1000313939 is a prime.

It is a super-2 number, since 2×1000322131² = 2001288731536762322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1000322111) 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 as a sum of consecutive naturals, namely, 500161065 + 500161066.

It is an arithmetic number, because the mean of its divisors is an integer number (500161066).

Almost surely, 2^1000322131 is an apocalyptic number.

1000322131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000322131 is an equidigital number, since it uses as much as digits as its factorization.

1000322131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1000322131 is about 31627.8695298940. The cubic root of 1000322131 is about 1000.1073654722.

Adding to 1000322131 its reverse (1312230001), we get a palindrome (2312552132).

The spelling of 1000322131 in words is "one billion, three hundred twenty-two thousand, one hundred thirty-one".