1122120222011 has 16 divisors (see below), whose sum is σ = 1229158022400. Its totient is φ = 1019644996608.

The previous prime is 1122120221939. The next prime is 1122120222029. The reversal of 1122120222011 is 1102220212211.

It is a cyclic number.

It is not a de Polignac number, because 1122120222011 - 2²² = 1122116027707 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122120221011) 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 15 ways as a sum of consecutive naturals, for example, 12968630 + ... + 13054868.

It is an arithmetic number, because the mean of its divisors is an integer number (76822376400).

Almost surely, 2^{1122120222011} is an apocalyptic number.

1122120222011 is a deficient number, since it is larger than the sum of its proper divisors (107037800389).

1122120222011 is a wasteful number, since it uses less digits than its factorization.

1122120222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112678.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1122120222011 its reverse (1102220212211), we get a palindrome (2224340434222).

The spelling of 1122120222011 in words is "one trillion, one hundred twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, eleven".