1122221010111 has 8 divisors (see below), whose sum is σ = 1505825220144. Its totient is φ = 743382070080.

The previous prime is 1122221010041. The next prime is 1122221010151. The reversal of 1122221010111 is 1110101222211.

It is a happy number.

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

It is not a de Polignac number, because 1122221010111 - 2¹⁰ = 1122221009087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122221010151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1191316950 + ... + 1191317891.

It is an arithmetic number, because the mean of its divisors is an integer number (188228152518).

Almost surely, 2^{1122221010111} is an apocalyptic number.

1122221010111 is a deficient number, since it is larger than the sum of its proper divisors (383604210033).

1122221010111 is a wasteful number, since it uses less digits than its factorization.

1122221010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2382635001.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1122221010111 its reverse (1110101222211), we get a palindrome (2232322232322).

The spelling of 1122221010111 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, ten thousand, one hundred eleven".