11161210120366 has 4 divisors (see below), whose sum is σ = 16741815180552. Its totient is φ = 5580605060182.

The previous prime is 11161210120363. The next prime is 11161210120367. The reversal of 11161210120366 is 66302101216111.

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

It is a super-2 number, since 2×11161210120366² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11161210120363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790302530090 + ... + 2790302530093.

It is an arithmetic number, because the mean of its divisors is an integer number (4185453795138).

Almost surely, 2^{11161210120366} is an apocalyptic number.

11161210120366 is a deficient number, since it is larger than the sum of its proper divisors (5580605060186).

11161210120366 is an equidigital number, since it uses as much as digits as its factorization.

11161210120366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580605060185.

The product of its (nonzero) digits is 2592, while the sum is 31.

Adding to 11161210120366 its reverse (66302101216111), we get a palindrome (77463311336477).

The spelling of 11161210120366 in words is "eleven trillion, one hundred sixty-one billion, two hundred ten million, one hundred twenty thousand, three hundred sixty-six".