104111511331 has 4 divisors (see below), whose sum is σ = 104174117632. Its totient is φ = 104048905032.

The previous prime is 104111511311. The next prime is 104111511337. The reversal of 104111511331 is 133115111401.

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 104111511331 - 2¹¹ = 104111509283 is a prime.

It is a super-2 number, since 2×104111511331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104111511337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31300656 + ... + 31303981.

It is an arithmetic number, because the mean of its divisors is an integer number (26043529408).

Almost surely, 2^104111511331 is an apocalyptic number.

104111511331 is a deficient number, since it is larger than the sum of its proper divisors (62606301).

104111511331 is an equidigital number, since it uses as much as digits as its factorization.

104111511331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62606300.

The product of its (nonzero) digits is 180, while the sum is 22.

Adding to 104111511331 its reverse (133115111401), we get a palindrome (237226622732).

The spelling of 104111511331 in words is "one hundred four billion, one hundred eleven million, five hundred eleven thousand, three hundred thirty-one".