201220021100202 has 64 divisors (see below), whose sum is σ = 452545270603776. Its totient is φ = 59182011345600.

The previous prime is 201220021100201. The next prime is 201220021100209. The reversal of 201220021100202 is 202001120022102.

201220021100202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×201220021100202³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (201220021100201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35155674 + ... + 40476677.

It is an arithmetic number, because the mean of its divisors is an integer number (7071019853184).

Almost surely, 2^{201220021100202} is an apocalyptic number.

201220021100202 is an abundant number, since it is smaller than the sum of its proper divisors (251325249503574).

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

201220021100202 is a wasteful number, since it uses less digits than its factorization.

201220021100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75633875.

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

Adding to 201220021100202 its reverse (202001120022102), we get a palindrome (403221141122304).

The spelling of 201220021100202 in words is "two hundred one trillion, two hundred twenty billion, twenty-one million, one hundred thousand, two hundred two".