1222110202111 has 8 divisors (see below), whose sum is σ = 1234237048848. Its totient is φ = 1209983880000.

The previous prime is 1222110202091. The next prime is 1222110202133. The reversal of 1222110202111 is 1112020112221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222110202111 is a prime.

It is a super-2 number, since 2×1222110202111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222110202211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5935651 + ... + 6138091.

It is an arithmetic number, because the mean of its divisors is an integer number (154279631106).

Almost surely, 2^{1222110202111} is an apocalyptic number.

1222110202111 is a deficient number, since it is larger than the sum of its proper divisors (12126846737).

1222110202111 is a wasteful number, since it uses less digits than its factorization.

1222110202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262313.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1222110202111 its reverse (1112020112221), we get a palindrome (2334130314332).

The spelling of 1222110202111 in words is "one trillion, two hundred twenty-two billion, one hundred ten million, two hundred two thousand, one hundred eleven".