1112220101101 has 4 divisors (see below), whose sum is σ = 1112415473052. Its totient is φ = 1112024729152.

The previous prime is 1112220101081. The next prime is 1112220101171. The reversal of 1112220101101 is 1011010222111.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 260477536900 + 851742564201 = 510370^2 + 922899^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112220101101 - 2³⁷ = 974781147629 is a prime.

It is a super-2 number, since 2×1112220101101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112220101171) 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, 97677436 + ... + 97688821.

It is an arithmetic number, because the mean of its divisors is an integer number (278103868263).

Almost surely, 2^{1112220101101} is an apocalyptic number.

It is an amenable number.

1112220101101 is a deficient number, since it is larger than the sum of its proper divisors (195371951).

1112220101101 is an equidigital number, since it uses as much as digits as its factorization.

1112220101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195371950.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1112220101101 its reverse (1011010222111), we get a palindrome (2123230323212).

The spelling of 1112220101101 in words is "one trillion, one hundred twelve billion, two hundred twenty million, one hundred one thousand, one hundred one".