2021220102202 has 8 divisors (see below), whose sum is σ = 3464948746656. Its totient is φ = 866237186652.

The previous prime is 2021220102151. The next prime is 2021220102221. The reversal of 2021220102202 is 2022010221202.

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, 72186432208 + ... + 72186432235.

It is an arithmetic number, because the mean of its divisors is an integer number (433118593332).

Almost surely, 2^{2021220102202} is an apocalyptic number.

2021220102202 is a deficient number, since it is larger than the sum of its proper divisors (1443728644454).

2021220102202 is a wasteful number, since it uses less digits than its factorization.

2021220102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144372864452.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2021220102202 its reverse (2022010221202), we get a palindrome (4043230323404).

The spelling of 2021220102202 in words is "two trillion, twenty-one billion, two hundred twenty million, one hundred two thousand, two hundred two".