104012144121 has 16 divisors (see below), whose sum is σ = 141697983744. Its totient is φ = 67835209344.

The previous prime is 104012144113. The next prime is 104012144143. The reversal of 104012144121 is 121441210401.

It is not a de Polignac number, because 104012144121 - 2³ = 104012144113 is a prime.

It is a super-2 number, since 2×104012144121² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104012144161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145365 + ... + 478701.

It is an arithmetic number, because the mean of its divisors is an integer number (8856123984).

Almost surely, 2^104012144121 is an apocalyptic number.

It is an amenable number.

104012144121 is a deficient number, since it is larger than the sum of its proper divisors (37685839623).

104012144121 is a wasteful number, since it uses less digits than its factorization.

104012144121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335600.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 104012144121 its reverse (121441210401), we get a palindrome (225453354522).

The spelling of 104012144121 in words is "one hundred four billion, twelve million, one hundred forty-four thousand, one hundred twenty-one".