11211181058 has 16 divisors (see below), whose sum is σ = 20966364864. Its totient is φ = 4367992560.

The previous prime is 11211181039. The next prime is 11211181067. The reversal of 11211181058 is 85018111211.

It is a self number, because there is not a number n which added to its sum of digits gives 11211181058.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36399785 + ... + 36400092.

It is an arithmetic number, because the mean of its divisors is an integer number (1310397804).

Almost surely, 2^11211181058 is an apocalyptic number.

11211181058 is a deficient number, since it is larger than the sum of its proper divisors (9755183806).

11211181058 is a wasteful number, since it uses less digits than its factorization.

11211181058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72799897.

The product of its (nonzero) digits is 640, while the sum is 29.

Adding to 11211181058 its reverse (85018111211), we get a palindrome (96229292269).

The spelling of 11211181058 in words is "eleven billion, two hundred eleven million, one hundred eighty-one thousand, fifty-eight".