1222111100202 has 8 divisors (see below), whose sum is σ = 2444222200416. Its totient is φ = 407370366732.

The previous prime is 1222111100191. The next prime is 1222111100213. The reversal of 1222111100202 is 2020011112221.

It is an interprime number because it is at equal distance from previous prime (1222111100191) and next prime (1222111100213).

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

1222111100202 is an admirable number.

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, 101842591678 + ... + 101842591689.

It is an arithmetic number, because the mean of its divisors is an integer number (305527775052).

Almost surely, 2^{1222111100202} is an apocalyptic number.

1222111100202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222111100202 is a wasteful number, since it uses less digits than its factorization.

1222111100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203685183372.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1222111100202 its reverse (2020011112221), we get a palindrome (3242122212423).

The spelling of 1222111100202 in words is "one trillion, two hundred twenty-two billion, one hundred eleven million, one hundred thousand, two hundred two".