202001122 has 8 divisors (see below), whose sum is σ = 318949200. Its totient is φ = 95684724.

The previous prime is 202001117. The next prime is 202001131. The reversal of 202001122 is 221100202.

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 = 202001099 and 202001108.

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, 2657872 + ... + 2657947.

It is an arithmetic number, because the mean of its divisors is an integer number (39868650).

Almost surely, 2^202001122 is an apocalyptic number.

202001122 is a deficient number, since it is larger than the sum of its proper divisors (116948078).

202001122 is a wasteful number, since it uses less digits than its factorization.

202001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315840.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 202001122 is about 14212.7098753193. The cubic root of 202001122 is about 586.7475171946.

Adding to 202001122 its reverse (221100202), we get a palindrome (423101324).

The spelling of 202001122 in words is "two hundred two million, one thousand, one hundred twenty-two".