20210220220202 has 8 divisors (see below), whose sum is σ = 30318411499200. Its totient is φ = 10104083053804.

The previous prime is 20210220220139. The next prime is 20210220220249. The reversal of 20210220220202 is 20202202201202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513503552 + ... + 513542907.

It is an arithmetic number, because the mean of its divisors is an integer number (3789801437400).

Almost surely, 2^{20210220220202} is an apocalyptic number.

20210220220202 is a deficient number, since it is larger than the sum of its proper divisors (10108191278998).

20210220220202 is a wasteful number, since it uses less digits than its factorization.

20210220220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027056300.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20210220220202 its reverse (20202202201202), we get a palindrome (40412422421404).

The spelling of 20210220220202 in words is "twenty trillion, two hundred ten billion, two hundred twenty million, two hundred twenty thousand, two hundred two".