20052122 has 8 divisors (see below), whose sum is σ = 30280500. Its totient is φ = 9958624.

The previous prime is 20052119. The next prime is 20052161. The reversal of 20052122 is 22125002.

It can be written as a sum of positive squares in 2 ways, for example, as 16008001 + 4044121 = 4001^2 + 2011^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20052097 and 20052106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33347 + ... + 33942.

Almost surely, 2^20052122 is an apocalyptic number.

20052122 is a deficient number, since it is larger than the sum of its proper divisors (10228378).

20052122 is a wasteful number, since it uses less digits than its factorization.

20052122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67440.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 20052122 is about 4477.9595799873. The cubic root of 20052122 is about 271.6773585732.

Adding to 20052122 its reverse (22125002), we get a palindrome (42177124).

The spelling of 20052122 in words is "twenty million, fifty-two thousand, one hundred twenty-two".