11321151201 has 6 divisors (see below), whose sum is σ = 16352773970. Its totient is φ = 7547434128.

The previous prime is 11321151187. The next prime is 11321151253. The reversal of 11321151201 is 10215112311.

It can be written as a sum of positive squares in only one way, i.e., 9163084176 + 2158067025 = 95724^2 + 46455^2 .

It is not a de Polignac number, because 11321151201 - 2⁷ = 11321151073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11321151271) 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, 628952836 + ... + 628952853.

Almost surely, 2^11321151201 is an apocalyptic number.

It is an amenable number.

11321151201 is a deficient number, since it is larger than the sum of its proper divisors (5031622769).

11321151201 is a wasteful number, since it uses less digits than its factorization.

11321151201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257905695 (or 1257905692 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 11321151201 its reverse (10215112311), we get a palindrome (21536263512).

The spelling of 11321151201 in words is "eleven billion, three hundred twenty-one million, one hundred fifty-one thousand, two hundred one".