11666004122 has 16 divisors (see below), whose sum is σ = 17730527400. Its totient is φ = 5756087040.

The previous prime is 11666004121. The next prime is 11666004127. The reversal of 11666004122 is 22140066611.

11666004122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11492054401 + 173949721 = 107201^2 + 13189^2 .

It is not an unprimeable number, because it can be changed into a prime (11666004121) 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 7 ways as a sum of consecutive naturals, for example, 26222 + ... + 154982.

Almost surely, 2^11666004122 is an apocalyptic number.

11666004122 is a deficient number, since it is larger than the sum of its proper divisors (6064523278).

11666004122 is a wasteful number, since it uses less digits than its factorization.

11666004122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129361.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 11666004122 in words is "eleven billion, six hundred sixty-six million, four thousand, one hundred twenty-two".