1122010020111 has 4 divisors (see below), whose sum is σ = 1496013360152. Its totient is φ = 748006680072.

The previous prime is 1122010020077. The next prime is 1122010020133. The reversal of 1122010020111 is 1110200102211.

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

It is not a de Polignac number, because 1122010020111 - 2¹⁰ = 1122010019087 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 (1122010020161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187001670016 + ... + 187001670021.

It is an arithmetic number, because the mean of its divisors is an integer number (374003340038).

Almost surely, 2^{1122010020111} is an apocalyptic number.

1122010020111 is a deficient number, since it is larger than the sum of its proper divisors (374003340041).

1122010020111 is an equidigital number, since it uses as much as digits as its factorization.

1122010020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374003340040.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1122010020111 its reverse (1110200102211), we get a palindrome (2232210122322).

The spelling of 1122010020111 in words is "one trillion, one hundred twenty-two billion, ten million, twenty thousand, one hundred eleven".