200221002122 has 32 divisors (see below), whose sum is σ = 306688348224. Its totient is φ = 98011267200.

The previous prime is 200221002097. The next prime is 200221002127. The reversal of 200221002122 is 221200122002.

It is a junction number, because it is equal to n+sod(n) for n = 200221002097 and 200221002106.

It is not an unprimeable number, because it can be changed into a prime (200221002127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21851222 + ... + 21860382.

It is an arithmetic number, because the mean of its divisors is an integer number (9584010882).

Almost surely, 2^200221002122 is an apocalyptic number.

200221002122 is a deficient number, since it is larger than the sum of its proper divisors (106467346102).

200221002122 is a wasteful number, since it uses less digits than its factorization.

200221002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10214.

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

Adding to 200221002122 its reverse (221200122002), we get a palindrome (421421124124).

The spelling of 200221002122 in words is "two hundred billion, two hundred twenty-one million, two thousand, one hundred twenty-two".