200221001222 has 16 divisors (see below), whose sum is σ = 335253771072. Its totient is φ = 88893044520.

The previous prime is 200221001191. The next prime is 200221001243. The reversal of 200221001222 is 222100122002.

It is a junction number, because it is equal to n+sod(n) for n = 200221001197 and 200221001206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105824108 + ... + 105825999.

It is an arithmetic number, because the mean of its divisors is an integer number (20953360692).

Almost surely, 2^200221001222 is an apocalyptic number.

200221001222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200221001222 is a deficient number, since it is larger than the sum of its proper divisors (135032769850).

200221001222 is a wasteful number, since it uses less digits than its factorization.

200221001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211650163.

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

Adding to 200221001222 its reverse (222100122002), we get a palindrome (422321123224).

The spelling of 200221001222 in words is "two hundred billion, two hundred twenty-one million, one thousand, two hundred twenty-two".