104111515011 has 16 divisors (see below), whose sum is σ = 158755500288. Its totient is φ = 59451276000.

The previous prime is 104111514943. The next prime is 104111515051. The reversal of 104111515011 is 110515111401.

It is not a de Polignac number, because 104111515011 - 2¹⁸ = 104111252867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (104111515051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1677900 + ... + 1738841.

It is an arithmetic number, because the mean of its divisors is an integer number (9922218768).

Almost surely, 2^104111515011 is an apocalyptic number.

104111515011 is a deficient number, since it is larger than the sum of its proper divisors (54643985277).

104111515011 is a wasteful number, since it uses less digits than its factorization.

104111515011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418202.

The product of its (nonzero) digits is 100, while the sum is 21.

Adding to 104111515011 its reverse (110515111401), we get a palindrome (214626626412).

The spelling of 104111515011 in words is "one hundred four billion, one hundred eleven million, five hundred fifteen thousand, eleven".