201022221002 has 16 divisors (see below), whose sum is σ = 301895741952. Its totient is φ = 100390361280.

The previous prime is 201022220999. The next prime is 201022221017. The reversal of 201022221002 is 200122220102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9209033 + ... + 9230835.

It is an arithmetic number, because the mean of its divisors is an integer number (18868483872).

Almost surely, 2^201022221002 is an apocalyptic number.

201022221002 is a deficient number, since it is larger than the sum of its proper divisors (100873520950).

201022221002 is a wasteful number, since it uses less digits than its factorization.

201022221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27133.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 201022221002 its reverse (200122220102), we get a palindrome (401144441104).

The spelling of 201022221002 in words is "two hundred one billion, twenty-two million, two hundred twenty-one thousand, two".