111114221011 has 2 divisors, whose sum is σ = 111114221012. Its totient is φ = 111114221010.

The previous prime is 111114220951. The next prime is 111114221051. The reversal of 111114221011 is 110122411111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111114221011 - 2¹³ = 111114212819 is a prime.

It is a super-2 number, since 2×111114221011² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111114221051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55557110505 + 55557110506.

It is an arithmetic number, because the mean of its divisors is an integer number (55557110506).

Almost surely, 2^111114221011 is an apocalyptic number.

111114221011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111114221011 is an equidigital number, since it uses as much as digits as its factorization.

111114221011 is an evil number, because the sum of its binary digits is even.

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

Adding to 111114221011 its reverse (110122411111), we get a palindrome (221236632122).

The spelling of 111114221011 in words is "one hundred eleven billion, one hundred fourteen million, two hundred twenty-one thousand, eleven".