112212220220111 has 32 divisors (see below), whose sum is σ = 124971545571840. Its totient is φ = 99892753833600.

The previous prime is 112212220220101. The next prime is 112212220220119. The reversal of 112212220220111 is 111022022212211.

It is a cyclic number.

It is not a de Polignac number, because 112212220220111 - 2²² = 112212216025807 is a prime.

It is a super-2 number, since 2×112212220220111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112212220220119) 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 in 31 ways as a sum of consecutive naturals, for example, 3381804941 + ... + 3381838121.

It is an arithmetic number, because the mean of its divisors is an integer number (3905360799120).

Almost surely, 2^{112212220220111} is an apocalyptic number.

112212220220111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112212220220111 is a deficient number, since it is larger than the sum of its proper divisors (12759325351729).

112212220220111 is a wasteful number, since it uses less digits than its factorization.

112212220220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53327.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112212220220111 its reverse (111022022212211), we get a palindrome (223234242432322).

The spelling of 112212220220111 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred twenty million, two hundred twenty thousand, one hundred eleven".