20201011220202 has 32 divisors (see below), whose sum is σ = 41262896489472. Its totient is φ = 6590200124784.

The previous prime is 20201011220149. The next prime is 20201011220209. The reversal of 20201011220202 is 20202211010202.

It is not an unprimeable number, because it can be changed into a prime (20201011220209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8329773 + ... + 10477935.

It is an arithmetic number, because the mean of its divisors is an integer number (1289465515296).

Almost surely, 2^{20201011220202} is an apocalyptic number.

20201011220202 is an abundant number, since it is smaller than the sum of its proper divisors (21061885269270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20201011220202 is a wasteful number, since it uses less digits than its factorization.

20201011220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181562.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20201011220202 its reverse (20202211010202), we get a palindrome (40403222230404).

The spelling of 20201011220202 in words is "twenty trillion, two hundred one billion, eleven million, two hundred twenty thousand, two hundred two".