202002010222221 has 24 divisors (see below), whose sum is σ = 318309915452256. Its totient is φ = 122424030923040.

The previous prime is 202002010222157. The next prime is 202002010222277. The reversal of 202002010222221 is 122222010200202.

202002010222221 is a `hidden beast` number, since 2 + 0 + 20 + 0 + 201 + 0 + 222 + 221 = 666.

It is not a de Polignac number, because 202002010222221 - 2⁶ = 202002010222157 is a prime.

It is a super-3 number, since 3×202002010222221³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202002010222194 and 202002010222203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202002010232221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3364815 + ... + 20379548.

It is an arithmetic number, because the mean of its divisors is an integer number (13262913143844).

Almost surely, 2^{202002010222221} is an apocalyptic number.

It is an amenable number.

202002010222221 is a deficient number, since it is larger than the sum of its proper divisors (116307905230035).

202002010222221 is a wasteful number, since it uses less digits than its factorization.

202002010222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23830313 (or 23830310 counting only the distinct ones).

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

Adding to 202002010222221 its reverse (122222010200202), we get a palindrome (324224020422423).

The spelling of 202002010222221 in words is "two hundred two trillion, two billion, ten million, two hundred twenty-two thousand, two hundred twenty-one".