200221210122 has 16 divisors (see below), whose sum is σ = 400482983712. Its totient is φ = 66733642800.

The previous prime is 200221210087. The next prime is 200221210127. The reversal of 200221210122 is 221012122002.

200221210122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (200221210127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1625788 + ... + 1744599.

It is an arithmetic number, because the mean of its divisors is an integer number (25030186482).

Almost surely, 2^200221210122 is an apocalyptic number.

200221210122 is an abundant number, since it is smaller than the sum of its proper divisors (200261773590).

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

200221210122 is a wasteful number, since it uses less digits than its factorization.

200221210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380293.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200221210122 its reverse (221012122002), we get a palindrome (421233332124).

The spelling of 200221210122 in words is "two hundred billion, two hundred twenty-one million, two hundred ten thousand, one hundred twenty-two".