1120131101 has 4 divisors (see below), whose sum is σ = 1127265852. Its totient is φ = 1112996352.

The previous prime is 1120131079. The next prime is 1120131109. The reversal of 1120131101 is 1011310211.

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 636351076 + 483780025 = 25226^2 + 21995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120131101 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 (1120131109) 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, 3567140 + ... + 3567453.

It is an arithmetic number, because the mean of its divisors is an integer number (281816463).

Almost surely, 2^1120131101 is an apocalyptic number.

It is an amenable number.

1120131101 is a deficient number, since it is larger than the sum of its proper divisors (7134751).

1120131101 is an equidigital number, since it uses as much as digits as its factorization.

1120131101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7134750.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1120131101 is about 33468.3596998718. The cubic root of 1120131101 is about 1038.5393390970.

Adding to 1120131101 its reverse (1011310211), we get a palindrome (2131441312).

The spelling of 1120131101 in words is "one billion, one hundred twenty million, one hundred thirty-one thousand, one hundred one".