111114221012 has 6 divisors (see below), whose sum is σ = 194449886778. Its totient is φ = 55557110504.

The previous prime is 111114221011. The next prime is 111114221051. The reversal of 111114221012 is 210122411111.

It can be written as a sum of positive squares in only one way, i.e., 98292282256 + 12821938756 = 313516^2 + 113234^2 .

It is a super-2 number, since 2×111114221012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111114221011) 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 as a sum of consecutive naturals, namely, 13889277623 + ... + 13889277630.

It is an arithmetic number, because the mean of its divisors is an integer number (32408314463).

Almost surely, 2^111114221012 is an apocalyptic number.

It is an amenable number.

111114221012 is a deficient number, since it is larger than the sum of its proper divisors (83335665766).

111114221012 is a wasteful number, since it uses less digits than its factorization.

111114221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27778555257 (or 27778555255 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111114221012 its reverse (210122411111), we get a palindrome (321236632123).

The spelling of 111114221012 in words is "one hundred eleven billion, one hundred fourteen million, two hundred twenty-one thousand, twelve".