31044331334111 has 4 divisors (see below), whose sum is σ = 31883367316152. Its totient is φ = 30205295352072.

The previous prime is 31044331334099. The next prime is 31044331334153. The reversal of 31044331334111 is 11143313344013.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 31044331334111 - 2¹⁰ = 31044331333087 is a prime.

It is a super-2 number, since 2×31044331334111² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31044331336111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419517990965 + ... + 419517991038.

It is an arithmetic number, because the mean of its divisors is an integer number (7970841829038).

Almost surely, 2^{31044331334111} is an apocalyptic number.

31044331334111 is a deficient number, since it is larger than the sum of its proper divisors (839035982041).

31044331334111 is an equidigital number, since it uses as much as digits as its factorization.

31044331334111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839035982040.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 31044331334111 its reverse (11143313344013), we get a palindrome (42187644678124).

The spelling of 31044331334111 in words is "thirty-one trillion, forty-four billion, three hundred thirty-one million, three hundred thirty-four thousand, one hundred eleven".