11161041660042 has 16 divisors (see below), whose sum is σ = 22327230267072. Its totient is φ = 3719489395520.

The previous prime is 11161041660031. The next prime is 11161041660061. The reversal of 11161041660042 is 24006614016111.

It is a junction number, because it is equal to n+sod(n) for n = 11161041659985 and 11161041660012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214427934 + ... + 214479977.

It is an arithmetic number, because the mean of its divisors is an integer number (1395451891692).

Almost surely, 2^{11161041660042} is an apocalyptic number.

11161041660042 is an abundant number, since it is smaller than the sum of its proper divisors (11166188607030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11161041660042 is a wasteful number, since it uses less digits than its factorization.

11161041660042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428912253.

The product of its (nonzero) digits is 6912, while the sum is 33.

Adding to 11161041660042 its reverse (24006614016111), we get a palindrome (35167655676153).

The spelling of 11161041660042 in words is "eleven trillion, one hundred sixty-one billion, forty-one million, six hundred sixty thousand, forty-two".