202011220220201 has 4 divisors (see below), whose sum is σ = 230869965965952. Its totient is φ = 173152474474452.

The previous prime is 202011220220191. The next prime is 202011220220209. The reversal of 202011220220201 is 102022022110202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202011220220201 - 2¹⁴ = 202011220203817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202011220220201.

It is not an unprimeable number, because it can be changed into a prime (202011220220209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14429372872865 + ... + 14429372872878.

It is an arithmetic number, because the mean of its divisors is an integer number (57717491491488).

Almost surely, 2^{202011220220201} is an apocalyptic number.

It is an amenable number.

202011220220201 is a deficient number, since it is larger than the sum of its proper divisors (28858745745751).

202011220220201 is an equidigital number, since it uses as much as digits as its factorization.

202011220220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28858745745750.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202011220220201 its reverse (102022022110202), we get a palindrome (304033242330403).

The spelling of 202011220220201 in words is "two hundred two trillion, eleven billion, two hundred twenty million, two hundred twenty thousand, two hundred one".