111010210012012 has 12 divisors (see below), whose sum is σ = 194519184302016. Its totient is φ = 55433300211440.

The previous prime is 111010210012003. The next prime is 111010210012021. The reversal of 111010210012012 is 210210012010111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111010210012003) and next prime (111010210012021).

It is a super-2 number, since 2×111010210012012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111010210011983 and 111010210012001.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 17951195164 + ... + 17951201347.

It is an arithmetic number, because the mean of its divisors is an integer number (16209932025168).

Almost surely, 2^{111010210012012} is an apocalyptic number.

It is an amenable number.

111010210012012 is a deficient number, since it is larger than the sum of its proper divisors (83508974290004).

111010210012012 is a wasteful number, since it uses less digits than its factorization.

111010210012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35902397288 (or 35902397286 counting only the distinct ones).

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

Adding to 111010210012012 its reverse (210210012010111), we get a palindrome (321220222022123).

The spelling of 111010210012012 in words is "one hundred eleven trillion, ten billion, two hundred ten million, twelve thousand, twelve".