200202020122221 has 96 divisors (see below), whose sum is σ = 325100471754240. Its totient is φ = 117869304526848.

The previous prime is 200202020122213. The next prime is 200202020122259. The reversal of 200202020122221 is 122221020202002.

200202020122221 is a `hidden beast` number, since 20 + 0 + 202 + 0 + 201 + 22 + 221 = 666.

It is not a de Polignac number, because 200202020122221 - 2³ = 200202020122213 is a prime.

It is a super-2 number, since 2×200202020122221² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200202020122194 and 200202020122203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200202020122271) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1504046956 + ... + 1504180058.

It is an arithmetic number, because the mean of its divisors is an integer number (3386463247440).

Almost surely, 2^{200202020122221} is an apocalyptic number.

It is an amenable number.

200202020122221 is a deficient number, since it is larger than the sum of its proper divisors (124898451632019).

200202020122221 is a wasteful number, since it uses less digits than its factorization.

200202020122221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137187 (or 137184 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 200202020122221 its reverse (122221020202002), we get a palindrome (322423040324223).

The spelling of 200202020122221 in words is "two hundred trillion, two hundred two billion, twenty million, one hundred twenty-two thousand, two hundred twenty-one".