200221221022 has 16 divisors (see below), whose sum is σ = 301065336000. Its totient is φ = 99866350720.

The previous prime is 200221220963. The next prime is 200221221037. The reversal of 200221221022 is 220122122002.

It is a junction number, because it is equal to n+sod(n) for n = 200221220987 and 200221221005.

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, 1625979 + ... + 1744777.

It is an arithmetic number, because the mean of its divisors is an integer number (18816583500).

Almost surely, 2^200221221022 is an apocalyptic number.

200221221022 is a deficient number, since it is larger than the sum of its proper divisors (100844114978).

200221221022 is a wasteful number, since it uses less digits than its factorization.

200221221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120851.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 200221221022 its reverse (220122122002), we get a palindrome (420343343024).

The spelling of 200221221022 in words is "two hundred billion, two hundred twenty-one million, two hundred twenty-one thousand, twenty-two".