111021002222011 has 4 divisors (see below), whose sum is σ = 126881145396592. Its totient is φ = 95160859047432.

The previous prime is 111021002222003. The next prime is 111021002222023. The reversal of 111021002222011 is 110222200120111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111021002222011 - 2³ = 111021002222003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111021002222411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7930071587280 + ... + 7930071587293.

It is an arithmetic number, because the mean of its divisors is an integer number (31720286349148).

Almost surely, 2^{111021002222011} is an apocalyptic number.

111021002222011 is a deficient number, since it is larger than the sum of its proper divisors (15860143174581).

111021002222011 is an equidigital number, since it uses as much as digits as its factorization.

111021002222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15860143174580.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111021002222011 its reverse (110222200120111), we get a palindrome (221243202342122).

The spelling of 111021002222011 in words is "one hundred eleven trillion, twenty-one billion, two million, two hundred twenty-two thousand, eleven".