2211102202 has 16 divisors (see below), whose sum is σ = 3400425000. Its totient is φ = 1077672960.

The previous prime is 2211102199. The next prime is 2211102221. The reversal of 2211102202 is 2022011122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1220174761 + 990927441 = 34931^2 + 31479^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91624 + ... + 113212.

Almost surely, 2^2211102202 is an apocalyptic number.

2211102202 is a deficient number, since it is larger than the sum of its proper divisors (1189322798).

2211102202 is a wasteful number, since it uses less digits than its factorization.

2211102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22881.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2211102202 is about 47022.3585329362. The cubic root of 2211102202 is about 1302.7755692029.

Adding to 2211102202 its reverse (2022011122), we get a palindrome (4233113324).

It can be divided in two parts, 22 and 11102202, that added together give a square (11102224 = 3332²).

The spelling of 2211102202 in words is "two billion, two hundred eleven million, one hundred two thousand, two hundred two".