20196122 has 8 divisors (see below), whose sum is σ = 31338900. Its totient is φ = 9749824.

The previous prime is 20196109. The next prime is 20196173. The reversal of 20196122 is 22169102.

It can be written as a sum of positive squares in 2 ways, for example, as 19704721 + 491401 = 4439^2 + 701^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174047 + ... + 174162.

Almost surely, 2^20196122 is an apocalyptic number.

20196122 is a deficient number, since it is larger than the sum of its proper divisors (11142778).

20196122 is a wasteful number, since it uses less digits than its factorization.

20196122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348240.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 20196122 is about 4494.0095683031. The cubic root of 20196122 is about 272.3261388508.

The spelling of 20196122 in words is "twenty million, one hundred ninety-six thousand, one hundred twenty-two".