2021222112202 has 8 divisors (see below), whose sum is σ = 3051911534112. Its totient is φ = 1003918267500.

The previous prime is 2021222112197. The next prime is 2021222112251. The reversal of 2021222112202 is 2022112221202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2021222112202.

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, 3346393924 + ... + 3346394527.

It is an arithmetic number, because the mean of its divisors is an integer number (381488941764).

Almost surely, 2^{2021222112202} is an apocalyptic number.

2021222112202 is a deficient number, since it is larger than the sum of its proper divisors (1030689421910).

2021222112202 is a wasteful number, since it uses less digits than its factorization.

2021222112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6692788604.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2021222112202 its reverse (2022112221202), we get a palindrome (4043334333404).

The spelling of 2021222112202 in words is "two trillion, twenty-one billion, two hundred twenty-two million, one hundred twelve thousand, two hundred two".