11020111121986 has 8 divisors (see below), whose sum is σ = 16532155658304. Its totient is φ = 5509392569220.

The previous prime is 11020111121963. The next prime is 11020111121993. The reversal of 11020111121986 is 68912111102011.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 331475110 + ... + 331508353.

It is an arithmetic number, because the mean of its divisors is an integer number (2066519457288).

Almost surely, 2^{11020111121986} is an apocalyptic number.

11020111121986 is a deficient number, since it is larger than the sum of its proper divisors (5512044536318).

11020111121986 is an equidigital number, since it uses as much as digits as its factorization.

11020111121986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662991776.

The product of its (nonzero) digits is 1728, while the sum is 34.

Adding to 11020111121986 its reverse (68912111102011), we get a palindrome (79932222223997).

The spelling of 11020111121986 in words is "eleven trillion, twenty billion, one hundred eleven million, one hundred twenty-one thousand, nine hundred eighty-six".