1122122202111 has 36 divisors (see below), whose sum is σ = 1710878930280. Its totient is φ = 708610019040.

The previous prime is 1122122202079. The next prime is 1122122202127. The reversal of 1122122202111 is 1112022212211.

1122122202111 is a `hidden beast` number, since 11 + 221 + 2 + 220 + 211 + 1 = 666.

It is not a de Polignac number, because 1122122202111 - 2⁵ = 1122122202079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122122202911) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28503301 + ... + 28542641.

It is an arithmetic number, because the mean of its divisors is an integer number (47524414730).

Almost surely, 2^{1122122202111} is an apocalyptic number.

1122122202111 is a deficient number, since it is larger than the sum of its proper divisors (588756728169).

1122122202111 is a wasteful number, since it uses less digits than its factorization.

1122122202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48164 (or 48142 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1122122202111 its reverse (1112022212211), we get a palindrome (2234144414322).

The spelling of 1122122202111 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred two thousand, one hundred eleven".