112001121111 has 16 divisors (see below), whose sum is σ = 162917941248. Its totient is φ = 67876459200.

The previous prime is 112001121083. The next prime is 112001121143. The reversal of 112001121111 is 111121100211.

It is not a de Polignac number, because 112001121111 - 2¹⁸ = 112000858967 is a prime.

It is a super-2 number, since 2×112001121111² (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 (112001121161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 850971 + ... + 973731.

It is an arithmetic number, because the mean of its divisors is an integer number (10182371328).

Almost surely, 2^112001121111 is an apocalyptic number.

112001121111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112001121111 is a deficient number, since it is larger than the sum of its proper divisors (50916820137).

112001121111 is a wasteful number, since it uses less digits than its factorization.

112001121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150422.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 112001121111 its reverse (111121100211), we get a palindrome (223122221322).

It can be divided in two parts, 11200 and 1121111, that added together give a palindrome (1132311).

The spelling of 112001121111 in words is "one hundred twelve billion, one million, one hundred twenty-one thousand, one hundred eleven".