112120021011111 has 8 divisors (see below), whose sum is σ = 149493513225840. Its totient is φ = 74746604735232.

The previous prime is 112120021011049. The next prime is 112120021011197. The reversal of 112120021011111 is 111110120021211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112120021011111 - 2¹³ = 112120021002919 is a prime.

It is a super-2 number, since 2×112120021011111² (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 (112120021011811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15445396 + ... + 21512793.

It is an arithmetic number, because the mean of its divisors is an integer number (18686689153230).

Almost surely, 2^{112120021011111} is an apocalyptic number.

112120021011111 is a deficient number, since it is larger than the sum of its proper divisors (37373492214729).

112120021011111 is a wasteful number, since it uses less digits than its factorization.

112120021011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37969425.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 112120021011111 its reverse (111110120021211), we get a palindrome (223230141032322).

The spelling of 112120021011111 in words is "one hundred twelve trillion, one hundred twenty billion, twenty-one million, eleven thousand, one hundred eleven".