2211122202 has 16 divisors (see below), whose sum is σ = 4446951840. Its totient is φ = 732922832.

The previous prime is 2211122171. The next prime is 2211122239. The reversal of 2211122202 is 2022211122.

It is a super-2 number, since 2×2211122202² = 9778122784354657608, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028313 + ... + 1030460.

It is an arithmetic number, because the mean of its divisors is an integer number (277934490).

Almost surely, 2^2211122202 is an apocalyptic number.

2211122202 is an abundant number, since it is smaller than the sum of its proper divisors (2235829638).

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

2211122202 is a wasteful number, since it uses less digits than its factorization.

2211122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058957.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2211122202 is about 47022.5711972453. The cubic root of 2211122202 is about 1302.7794971734.

Adding to 2211122202 its reverse (2022211122), we get a palindrome (4233333324).

It can be divided in two parts, 2211122 and 202, that multiplied together give a palindrome (446646644).

The spelling of 2211122202 in words is "two billion, two hundred eleven million, one hundred twenty-two thousand, two hundred two".