111012212201012 has 24 divisors (see below), whose sum is σ = 199045758119040. Its totient is φ = 54142486216640.

The previous prime is 111012212200993. The next prime is 111012212201027. The reversal of 111012212201012 is 210102212210111.

It is a super-2 number, since 2×111012212201012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60419738 + ... + 62229969.

It is an arithmetic number, because the mean of its divisors is an integer number (8293573254960).

Almost surely, 2^{111012212201012} is an apocalyptic number.

It is an amenable number.

111012212201012 is a deficient number, since it is larger than the sum of its proper divisors (88033545918028).

111012212201012 is a wasteful number, since it uses less digits than its factorization.

111012212201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122655271 (or 122655269 counting only the distinct ones).

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

Adding to 111012212201012 its reverse (210102212210111), we get a palindrome (321114424411123).

Subtracting 111012212201012 from its reverse (210102212210111), we obtain a palindrome (99090000009099).

The spelling of 111012212201012 in words is "one hundred eleven trillion, twelve billion, two hundred twelve million, two hundred one thousand, twelve".