31343223344011 has 8 divisors (see below), whose sum is σ = 31370280835424. Its totient is φ = 31316173309440.

The previous prime is 31343223343997. The next prime is 31343223344033. The reversal of 31343223344011 is 11044332234313.

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

It is a cyclic number.

It is not a de Polignac number, because 31343223344011 - 2³¹ = 31341075860363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31343223341011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6562411 + ... + 10283563.

It is an arithmetic number, because the mean of its divisors is an integer number (3921285104428).

Almost surely, 2^{31343223344011} is an apocalyptic number.

31343223344011 is a deficient number, since it is larger than the sum of its proper divisors (27057491413).

31343223344011 is a wasteful number, since it uses less digits than its factorization.

31343223344011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728421.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 31343223344011 its reverse (11044332234313), we get a palindrome (42387555578324).

The spelling of 31343223344011 in words is "thirty-one trillion, three hundred forty-three billion, two hundred twenty-three million, three hundred forty-four thousand, eleven".