112012221021111 has 6 divisors (see below), whose sum is σ = 161795430363840. Its totient is φ = 74674814014068.

The previous prime is 112012221021067. The next prime is 112012221021167. The reversal of 112012221021111 is 111120122210211.

It is a happy number.

112012221021111 is a `hidden beast` number, since 1 + 120 + 122 + 210 + 211 + 1 + 1 = 666.

It is not a de Polignac number, because 112012221021111 - 2¹⁹ = 112012220496823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012221021011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6222901167831 + ... + 6222901167848.

It is an arithmetic number, because the mean of its divisors is an integer number (26965905060640).

Almost surely, 2^{112012221021111} is an apocalyptic number.

112012221021111 is a deficient number, since it is larger than the sum of its proper divisors (49783209342729).

112012221021111 is a wasteful number, since it uses less digits than its factorization.

112012221021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12445802335685 (or 12445802335682 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112012221021111 its reverse (111120122210211), we get a palindrome (223132343231322).

It can be divided in two parts, 1120122210211 and 11, that multiplied together give a palindrome (12321344312321).

The spelling of 112012221021111 in words is "one hundred twelve trillion, twelve billion, two hundred twenty-one million, twenty-one thousand, one hundred eleven".