2104111421204 has 24 divisors (see below), whose sum is σ = 3970806782880. Its totient is φ = 969814219104.

The previous prime is 2104111421179. The next prime is 2104111421227. The reversal of 2104111421204 is 4021241114012.

It is a super-2 number, since 2×2104111421204² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2104111421204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27338894 + ... + 27415749.

It is an arithmetic number, because the mean of its divisors is an integer number (165450282620).

Almost surely, 2^{2104111421204} is an apocalyptic number.

It is an amenable number.

2104111421204 is a deficient number, since it is larger than the sum of its proper divisors (1866695361676).

2104111421204 is a wasteful number, since it uses less digits than its factorization.

2104111421204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54755399 (or 54755397 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 2104111421204 its reverse (4021241114012), we get a palindrome (6125352535216).

The spelling of 2104111421204 in words is "two trillion, one hundred four billion, one hundred eleven million, four hundred twenty-one thousand, two hundred four".