311440104424043 has 4 divisors (see below), whose sum is σ = 355931547913200. Its totient is φ = 266948660934888.

The previous prime is 311440104423971. The next prime is 311440104424067. The reversal of 311440104424043 is 340424401044113.

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 311440104424043 - 2¹² = 311440104419947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 311440104423994 and 311440104424012.

It is not an unprimeable number, because it can be changed into a prime (311440104423043) 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, 22245721744568 + ... + 22245721744581.

It is an arithmetic number, because the mean of its divisors is an integer number (88982886978300).

Almost surely, 2^{311440104424043} is an apocalyptic number.

311440104424043 is a deficient number, since it is larger than the sum of its proper divisors (44491443489157).

311440104424043 is an equidigital number, since it uses as much as digits as its factorization.

311440104424043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44491443489156.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 311440104424043 its reverse (340424401044113), we get a palindrome (651864505468156).

The spelling of 311440104424043 in words is "three hundred eleven trillion, four hundred forty billion, one hundred four million, four hundred twenty-four thousand, forty-three".