31042223313111 has 12 divisors (see below), whose sum is σ = 45406346338080. Its totient is φ = 20432855851200.

The previous prime is 31042223313109. The next prime is 31042223313119. The reversal of 31042223313111 is 11131332224013.

31042223313111 is a `hidden beast` number, since 3 + 1 + 0 + 422 + 233 + 1 + 3 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 31042223313111 - 2¹ = 31042223313109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31042223313119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21829973490 + ... + 21829974911.

It is an arithmetic number, because the mean of its divisors is an integer number (3783862194840).

Almost surely, 2^{31042223313111} is an apocalyptic number.

31042223313111 is a deficient number, since it is larger than the sum of its proper divisors (14364123024969).

31042223313111 is a wasteful number, since it uses less digits than its factorization.

31042223313111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43659948486 (or 43659948483 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 31042223313111 its reverse (11131332224013), we get a palindrome (42173555537124).

The spelling of 31042223313111 in words is "thirty-one trillion, forty-two billion, two hundred twenty-three million, three hundred thirteen thousand, one hundred eleven".