2104122986 has 16 divisors (see below), whose sum is σ = 3608482560. Its totient is φ = 901413360.

The previous prime is 2104122971. The next prime is 2104122989. The reversal of 2104122986 is 6892214012.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2104122989) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9260 + ... + 65528.

It is an arithmetic number, because the mean of its divisors is an integer number (225530160).

Almost surely, 2^2104122986 is an apocalyptic number.

2104122986 is a deficient number, since it is larger than the sum of its proper divisors (1504359574).

2104122986 is a wasteful number, since it uses less digits than its factorization.

2104122986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58949.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 2104122986 is about 45870.7203562360. The cubic root of 2104122986 is about 1281.4166821942.

Adding to 2104122986 its reverse (6892214012), we get a palindrome (8996336998).

The spelling of 2104122986 in words is "two billion, one hundred four million, one hundred twenty-two thousand, nine hundred eighty-six".