1122020201121 has 4 divisors (see below), whose sum is σ = 1496026934832. Its totient is φ = 748013467412.

The previous prime is 1122020201089. The next prime is 1122020201149. The reversal of 1122020201121 is 1211020202211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1122020201121 - 2⁵ = 1122020201089 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1122020201121.

It is not an unprimeable number, because it can be changed into a prime (1122020201521) by changing a digit.

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, 187003366851 + ... + 187003366856.

It is an arithmetic number, because the mean of its divisors is an integer number (374006733708).

Almost surely, 2^{1122020201121} is an apocalyptic number.

It is an amenable number.

1122020201121 is a deficient number, since it is larger than the sum of its proper divisors (374006733711).

1122020201121 is an equidigital number, since it uses as much as digits as its factorization.

1122020201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374006733710.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1122020201121 its reverse (1211020202211), we get a palindrome (2333040403332).

The spelling of 1122020201121 in words is "one trillion, one hundred twenty-two billion, twenty million, two hundred one thousand, one hundred twenty-one".