31144010342043 has 4 divisors (see below), whose sum is σ = 41525347122728. Its totient is φ = 20762673561360.

The previous prime is 31144010342033. The next prime is 31144010342089. The reversal of 31144010342043 is 34024301044113.

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

It is not a de Polignac number, because 31144010342043 - 2¹⁶ = 31144010276507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 31144010342043.

It is not an unprimeable number, because it can be changed into a prime (31144010342023) 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, 5190668390338 + ... + 5190668390343.

It is an arithmetic number, because the mean of its divisors is an integer number (10381336780682).

Almost surely, 2^{31144010342043} is an apocalyptic number.

31144010342043 is a deficient number, since it is larger than the sum of its proper divisors (10381336780685).

31144010342043 is a wasteful number, since it uses less digits than its factorization.

31144010342043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10381336780684.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 31144010342043 its reverse (34024301044113), we get a palindrome (65168311386156).

The spelling of 31144010342043 in words is "thirty-one trillion, one hundred forty-four billion, ten million, three hundred forty-two thousand, forty-three".