2021222002202 has 16 divisors (see below), whose sum is σ = 3265074914472. Its totient is φ = 932864839680.

The previous prime is 2021222002199. The next prime is 2021222002211. The reversal of 2021222002202 is 2022002221202.

It can be written as a sum of positive squares in 4 ways, for example, as 1170379949281 + 850842052921 = 1081841^2 + 922411^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5646218 + ... + 5993514.

Almost surely, 2^{2021222002202} is an apocalyptic number.

2021222002202 is a deficient number, since it is larger than the sum of its proper divisors (1243852912270).

2021222002202 is a wasteful number, since it uses less digits than its factorization.

2021222002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571153.

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

Adding to 2021222002202 its reverse (2022002221202), we get a palindrome (4043224223404).

The spelling of 2021222002202 in words is "two trillion, twenty-one billion, two hundred twenty-two million, two thousand, two hundred two".