202020222220201 has 32 divisors (see below), whose sum is σ = 253310844923136. Its totient is φ = 156517774848000.

The previous prime is 202020222220121. The next prime is 202020222220247. The reversal of 202020222220201 is 102022222020202.

It is a cyclic number.

It is not a de Polignac number, because 202020222220201 - 2¹¹ = 202020222218153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202020222220291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69387481 + ... + 72240313.

It is an arithmetic number, because the mean of its divisors is an integer number (7915963903848).

Almost surely, 2^{202020222220201} is an apocalyptic number.

It is an amenable number.

202020222220201 is a deficient number, since it is larger than the sum of its proper divisors (51290622702935).

202020222220201 is a wasteful number, since it uses less digits than its factorization.

202020222220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858113.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 202020222220201 its reverse (102022222020202), we get a palindrome (304042444240403).

The spelling of 202020222220201 in words is "two hundred two trillion, twenty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred one".