1121112202011 has 24 divisors (see below), whose sum is σ = 1600612451520. Its totient is φ = 696069540144.

The previous prime is 1121112202003. The next prime is 1121112202027. The reversal of 1121112202011 is 1102022111211.

It is a happy number.

It is not a de Polignac number, because 1121112202011 - 2³ = 1121112202003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121112202031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2626725 + ... + 3023558.

It is an arithmetic number, because the mean of its divisors is an integer number (66692185480).

Almost surely, 2^{1121112202011} is an apocalyptic number.

1121112202011 is a deficient number, since it is larger than the sum of its proper divisors (479500249509).

1121112202011 is an equidigital number, since it uses as much as digits as its factorization.

1121112202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5650423 (or 5650364 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1121112202011 its reverse (1102022111211), we get a palindrome (2223134313222).

The spelling of 1121112202011 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, two hundred two thousand, eleven".