2101112221202 has 8 divisors (see below), whose sum is σ = 3165431076300. Its totient is φ = 1045968529104.

The previous prime is 2101112221183. The next prime is 2101112221207. The reversal of 2101112221202 is 2021222111012.

It can be written as a sum of positive squares in 2 ways, for example, as 2099047518481 + 2064702721 = 1448809^2 + 45439^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2101112221207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2293790177 + ... + 2293791092.

Almost surely, 2^{2101112221202} is an apocalyptic number.

2101112221202 is a deficient number, since it is larger than the sum of its proper divisors (1064318855098).

2101112221202 is a wasteful number, since it uses less digits than its factorization.

2101112221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4587581500.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2101112221202 its reverse (2021222111012), we get a palindrome (4122334332214).

The spelling of 2101112221202 in words is "two trillion, one hundred one billion, one hundred twelve million, two hundred twenty-one thousand, two hundred two".