1132020101 has 4 divisors (see below), whose sum is σ = 1142038092. Its totient is φ = 1122002112.

The previous prime is 1132020091. The next prime is 1132020119. The reversal of 1132020101 is 1010202311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1010202311 = 43 ⋅23493077.

It can be written as a sum of positive squares in 2 ways, for example, as 38130625 + 1093889476 = 6175^2 + 33074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132020101 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 (1132020121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5008826 + ... + 5009051.

It is an arithmetic number, because the mean of its divisors is an integer number (285509523).

Almost surely, 2^1132020101 is an apocalyptic number.

It is an amenable number.

1132020101 is a deficient number, since it is larger than the sum of its proper divisors (10017991).

1132020101 is a wasteful number, since it uses less digits than its factorization.

1132020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10017990.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1132020101 is about 33645.5064013012. The cubic root of 1132020101 is about 1042.2007455942.

Adding to 1132020101 its reverse (1010202311), we get a palindrome (2142222412).

The spelling of 1132020101 in words is "one billion, one hundred thirty-two million, twenty thousand, one hundred one".