11661150106 has 4 divisors (see below), whose sum is σ = 17491725162. Its totient is φ = 5830575052.

The previous prime is 11661150089. The next prime is 11661150133. The reversal of 11661150106 is 60105116611.

11661150106 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10974448081 + 686702025 = 104759^2 + 26205^2 .

It is a super-2 number, since 2×11661150106² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2915287525 + ... + 2915287528.

Almost surely, 2^11661150106 is an apocalyptic number.

11661150106 is a deficient number, since it is larger than the sum of its proper divisors (5830575056).

11661150106 is an equidigital number, since it uses as much as digits as its factorization.

11661150106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830575055.

The product of its (nonzero) digits is 1080, while the sum is 28.

Adding to 11661150106 its reverse (60105116611), we get a palindrome (71766266717).

The spelling of 11661150106 in words is "eleven billion, six hundred sixty-one million, one hundred fifty thousand, one hundred six".