11661100601151 has 32 divisors (see below), whose sum is σ = 16346796318720. Its totient is φ = 7385121619200.

The previous prime is 11661100601141. The next prime is 11661100601197. The reversal of 11661100601151 is 15110600116611.

It is not a de Polignac number, because 11661100601151 - 2¹⁴ = 11661100584767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11661100601141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3316230 + ... + 5858291.

It is an arithmetic number, because the mean of its divisors is an integer number (510837384960).

Almost surely, 2^{11661100601151} is an apocalyptic number.

11661100601151 is a deficient number, since it is larger than the sum of its proper divisors (4685695717569).

11661100601151 is a wasteful number, since it uses less digits than its factorization.

11661100601151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9174807.

The product of its (nonzero) digits is 1080, while the sum is 30.

Adding to 11661100601151 its reverse (15110600116611), we get a palindrome (26771700717762).

The spelling of 11661100601151 in words is "eleven trillion, six hundred sixty-one billion, one hundred million, six hundred one thousand, one hundred fifty-one".