2211010202222 has 4 divisors (see below), whose sum is σ = 3316515303336. Its totient is φ = 1105505101110.

The previous prime is 2211010202213. The next prime is 2211010202239. The reversal of 2211010202222 is 2222020101122.

It is a happy number.

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

It is a super-2 number, since 2×2211010202222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2211010202222.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 552752550554 + ... + 552752550557.

It is an arithmetic number, because the mean of its divisors is an integer number (829128825834).

Almost surely, 2^{2211010202222} is an apocalyptic number.

2211010202222 is a deficient number, since it is larger than the sum of its proper divisors (1105505101114).

2211010202222 is a wasteful number, since it uses less digits than its factorization.

2211010202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105505101113.

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

Adding to 2211010202222 its reverse (2222020101122), we get a palindrome (4433030303344).

The spelling of 2211010202222 in words is "two trillion, two hundred eleven billion, ten million, two hundred two thousand, two hundred twenty-two".