2211111203122 has 8 divisors (see below), whose sum is σ = 3321154854000. Its totient is φ = 1104059585124.

The previous prime is 2211111203117. The next prime is 2211111203137. The reversal of 2211111203122 is 2213021111122.

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 2211111203122.

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, 748006372 + ... + 748009327.

It is an arithmetic number, because the mean of its divisors is an integer number (415144356750).

Almost surely, 2^{2211111203122} is an apocalyptic number.

2211111203122 is a deficient number, since it is larger than the sum of its proper divisors (1110043650878).

2211111203122 is a wasteful number, since it uses less digits than its factorization.

2211111203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496016440.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 2211111203122 its reverse (2213021111122), we get a palindrome (4424132314244).

The spelling of 2211111203122 in words is "two trillion, two hundred eleven billion, one hundred eleven million, two hundred three thousand, one hundred twenty-two".