1122202001111 has 4 divisors (see below), whose sum is σ = 1123980451824. Its totient is φ = 1120423550400.

The previous prime is 1122202001003. The next prime is 1122202001147. The reversal of 1122202001111 is 1111002022211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122202001111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122204001111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 889224410 + ... + 889225671.

It is an arithmetic number, because the mean of its divisors is an integer number (280995112956).

Almost surely, 2^{1122202001111} is an apocalyptic number.

1122202001111 is a deficient number, since it is larger than the sum of its proper divisors (1778450713).

1122202001111 is an equidigital number, since it uses as much as digits as its factorization.

1122202001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778450712.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1122202001111 its reverse (1111002022211), we get a palindrome (2233204023322).

The spelling of 1122202001111 in words is "one trillion, one hundred twenty-two billion, two hundred two million, one thousand, one hundred eleven".