12041001205 has 32 divisors (see below), whose sum is σ = 15202266624. Its totient is φ = 9144723456.

The previous prime is 12041001163. The next prime is 12041001211. The reversal of 12041001205 is 50210014021.

It is not a de Polignac number, because 12041001205 - 2²⁹ = 11504130293 is a prime.

It is a super-2 number, since 2×12041001205² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3067374 + ... + 3071296.

It is an arithmetic number, because the mean of its divisors is an integer number (475070832).

Almost surely, 2^12041001205 is an apocalyptic number.

It is an amenable number.

12041001205 is a deficient number, since it is larger than the sum of its proper divisors (3161265419).

12041001205 is a wasteful number, since it uses less digits than its factorization.

12041001205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 12041001205 its reverse (50210014021), we get a palindrome (62251015226).

The spelling of 12041001205 in words is "twelve billion, forty-one million, one thousand, two hundred five".