2201222222222 has 4 divisors (see below), whose sum is σ = 3301833333336. Its totient is φ = 1100611111110.

The previous prime is 2201222222201. The next prime is 2201222222231. The reversal of 2201222222222 is 2222222221022.

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

2201222222222 is a modest number, since divided by 2222222 gives 220122 as remainder.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 550305555554 + ... + 550305555557.

It is an arithmetic number, because the mean of its divisors is an integer number (825458333334).

Almost surely, 2^{2201222222222} is an apocalyptic number.

2201222222222 is a deficient number, since it is larger than the sum of its proper divisors (1100611111114).

2201222222222 is a wasteful number, since it uses less digits than its factorization.

2201222222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100611111113.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 2201222222222 its reverse (2222222221022), we get a palindrome (4423444443244).

The spelling of 2201222222222 in words is "two trillion, two hundred one billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-two".