31342022443 has 8 divisors (see below), whose sum is σ = 33239818368. Its totient is φ = 29450242944.

The previous prime is 31342022431. The next prime is 31342022471. The reversal of 31342022443 is 34422024313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 31342022443 - 2¹³ = 31342014251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31342022143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1493371 + ... + 1514212.

It is an arithmetic number, because the mean of its divisors is an integer number (4154977296).

Almost surely, 2^31342022443 is an apocalyptic number.

31342022443 is a deficient number, since it is larger than the sum of its proper divisors (1897795925).

31342022443 is a wasteful number, since it uses less digits than its factorization.

31342022443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008213.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 31342022443 its reverse (34422024313), we get a palindrome (65764046756).

The spelling of 31342022443 in words is "thirty-one billion, three hundred forty-two million, twenty-two thousand, four hundred forty-three".