1122120012211 has 4 divisors (see below), whose sum is σ = 1224130922424. Its totient is φ = 1020109102000.

The previous prime is 1122120012193. The next prime is 1122120012217. The reversal of 1122120012211 is 1122100212211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122120012211 - 2¹⁷ = 1122119881139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122120012217) 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, 51005455090 + ... + 51005455111.

It is an arithmetic number, because the mean of its divisors is an integer number (306032730606).

Almost surely, 2^{1122120012211} is an apocalyptic number.

1122120012211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1122120012211 is a deficient number, since it is larger than the sum of its proper divisors (102010910213).

1122120012211 is a wasteful number, since it uses less digits than its factorization.

1122120012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102010910212.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1122120012211 its reverse (1122100212211), we get a palindrome (2244220224422).

The spelling of 1122120012211 in words is "one trillion, one hundred twenty-two billion, one hundred twenty million, twelve thousand, two hundred eleven".