2211220102202 has 4 divisors (see below), whose sum is σ = 3316830153306. Its totient is φ = 1105610051100.

The previous prime is 2211220102193. The next prime is 2211220102249. The reversal of 2211220102202 is 2022010221122.

It is a happy number.

2211220102202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2171706216241 + 39513885961 = 1473671^2 + 198781^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552805025549 + ... + 552805025552.

Almost surely, 2^{2211220102202} is an apocalyptic number.

2211220102202 is a deficient number, since it is larger than the sum of its proper divisors (1105610051104).

2211220102202 is a wasteful number, since it uses less digits than its factorization.

2211220102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105610051103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2211220102202 its reverse (2022010221122), we get a palindrome (4233230323324).

The spelling of 2211220102202 in words is "two trillion, two hundred eleven billion, two hundred twenty million, one hundred two thousand, two hundred two".