111000221201011 has 16 divisors (see below), whose sum is σ = 115972195401216. Its totient is φ = 106040414943936.

The previous prime is 111000221200963. The next prime is 111000221201047. The reversal of 111000221201011 is 110102122000111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111000221201011 - 2⁹ = 111000221200499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111000221200982 and 111000221201000.

It is not an unprimeable number, because it can be changed into a prime (111000221205011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472217836 + ... + 472452838.

It is an arithmetic number, because the mean of its divisors is an integer number (7248262212576).

Almost surely, 2^{111000221201011} is an apocalyptic number.

111000221201011 is a deficient number, since it is larger than the sum of its proper divisors (4971974200205).

111000221201011 is a wasteful number, since it uses less digits than its factorization.

111000221201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260802.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111000221201011 its reverse (110102122000111), we get a palindrome (221102343201122).

The spelling of 111000221201011 in words is "one hundred eleven trillion, two hundred twenty-one million, two hundred one thousand, eleven".