104041002121 has 32 divisors (see below), whose sum is σ = 122017259520. Its totient is φ = 86862503616.

The previous prime is 104041002083. The next prime is 104041002137. The reversal of 104041002121 is 121200140401.

It is a happy number.

It is not a de Polignac number, because 104041002121 - 2⁷ = 104041001993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104041002095 and 104041002104.

It is not an unprimeable number, because it can be changed into a prime (104041002521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105839796 + ... + 105840778.

It is an arithmetic number, because the mean of its divisors is an integer number (3813039360).

Almost surely, 2^104041002121 is an apocalyptic number.

It is an amenable number.

104041002121 is a deficient number, since it is larger than the sum of its proper divisors (17976257399).

104041002121 is an equidigital number, since it uses as much as digits as its factorization.

104041002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 104041002121 its reverse (121200140401), we get a palindrome (225241142522).

The spelling of 104041002121 in words is "one hundred four billion, forty-one million, two thousand, one hundred twenty-one".