202122006 has 8 divisors (see below), whose sum is σ = 404244024. Its totient is φ = 67374000.

The previous prime is 202122001. The next prime is 202122007. The reversal of 202122006 is 600221202.

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

202122006 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202122001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16843495 + ... + 16843506.

It is an arithmetic number, because the mean of its divisors is an integer number (50530503).

Almost surely, 2^202122006 is an apocalyptic number.

202122006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202122006 is a wasteful number, since it uses less digits than its factorization.

202122006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33687006.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 202122006 is about 14216.9619117447. The cubic root of 202122006 is about 586.8645367475.

Adding to 202122006 its reverse (600221202), we get a palindrome (802343208).

The spelling of 202122006 in words is "two hundred two million, one hundred twenty-two thousand, six".