11112201121011 has 8 divisors (see below), whose sum is σ = 14994777416640. Its totient is φ = 7318879453032.

The previous prime is 11112201121003. The next prime is 11112201121027. The reversal of 11112201121011 is 11012110221111.

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

It is not a de Polignac number, because 11112201121011 - 2³ = 11112201121003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11112201121081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22313656621 + ... + 22313657118.

It is an arithmetic number, because the mean of its divisors is an integer number (1874347177080).

Almost surely, 2^{11112201121011} is an apocalyptic number.

11112201121011 is a deficient number, since it is larger than the sum of its proper divisors (3882576295629).

11112201121011 is an equidigital number, since it uses as much as digits as its factorization.

11112201121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44627313825.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11112201121011 its reverse (11012110221111), we get a palindrome (22124311342122).

The spelling of 11112201121011 in words is "eleven trillion, one hundred twelve billion, two hundred one million, one hundred twenty-one thousand, eleven".