11131122301 has 6 divisors (see below), whose sum is σ = 12053227290. Its totient is φ = 10274881968.

The previous prime is 11131122293. The next prime is 11131122307. The reversal of 11131122301 is 10322113111.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1295640025 + 9835482276 = 35995^2 + 99174^2 .

It is not a de Polignac number, because 11131122301 - 2³ = 11131122293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131122307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32932146 + ... + 32932483.

It is an arithmetic number, because the mean of its divisors is an integer number (2008871215).

Almost surely, 2^11131122301 is an apocalyptic number.

It is an amenable number.

11131122301 is a deficient number, since it is larger than the sum of its proper divisors (922104989).

11131122301 is an equidigital number, since it uses as much as digits as its factorization.

11131122301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65864655 (or 65864642 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11131122301 its reverse (10322113111), we get a palindrome (21453235412).

The spelling of 11131122301 in words is "eleven billion, one hundred thirty-one million, one hundred twenty-two thousand, three hundred one".