111011012122011 has 8 divisors (see below), whose sum is σ = 148900998296064. Its totient is φ = 73564183681320.

The previous prime is 111011012121973. The next prime is 111011012122039. The reversal of 111011012122011 is 110221210110111.

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

It is not a de Polignac number, because 111011012122011 - 2¹⁴ = 111011012105627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111011012122711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110789432755 + ... + 110789433756.

It is an arithmetic number, because the mean of its divisors is an integer number (18612624787008).

Almost surely, 2^{111011012122011} is an apocalyptic number.

111011012122011 is a deficient number, since it is larger than the sum of its proper divisors (37889986174053).

111011012122011 is a wasteful number, since it uses less digits than its factorization.

111011012122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221578866681.

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

Adding to 111011012122011 its reverse (110221210110111), we get a palindrome (221232222232122).

The spelling of 111011012122011 in words is "one hundred eleven trillion, eleven billion, twelve million, one hundred twenty-two thousand, eleven".