2111122201222 has 8 divisors (see below), whose sum is σ = 3167379749016. Its totient is φ = 1055328951552.

The previous prime is 2111122201187. The next prime is 2111122201241. The reversal of 2111122201222 is 2221022211112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2111122201222.

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 in 3 ways as a sum of consecutive naturals, for example, 116063163 + ... + 116081350.

It is an arithmetic number, because the mean of its divisors is an integer number (395922468627).

Almost surely, 2^{2111122201222} is an apocalyptic number.

2111122201222 is a deficient number, since it is larger than the sum of its proper divisors (1056257547794).

2111122201222 is a wasteful number, since it uses less digits than its factorization.

2111122201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232149062.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2111122201222 its reverse (2221022211112), we get a palindrome (4332144412334).

The spelling of 2111122201222 in words is "two trillion, one hundred eleven billion, one hundred twenty-two million, two hundred one thousand, two hundred twenty-two".