112020100121011 has 4 divisors (see below), whose sum is σ = 113856495205024. Its totient is φ = 110183705037000.

The previous prime is 112020100121003. The next prime is 112020100121101. The reversal of 112020100121011 is 110121001020211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112020100121011 - 2³ = 112020100121003 is a prime.

It is a super-2 number, since 2×112020100121011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112020100120982 and 112020100121000.

It is not an unprimeable number, because it can be changed into a prime (112020100121411) 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 3 ways as a sum of consecutive naturals, for example, 918197541915 + ... + 918197542036.

It is an arithmetic number, because the mean of its divisors is an integer number (28464123801256).

Almost surely, 2^{112020100121011} is an apocalyptic number.

112020100121011 is a deficient number, since it is larger than the sum of its proper divisors (1836395084013).

112020100121011 is an equidigital number, since it uses as much as digits as its factorization.

112020100121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836395084012.

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

Adding to 112020100121011 its reverse (110121001020211), we get a palindrome (222141101141222).

The spelling of 112020100121011 in words is "one hundred twelve trillion, twenty billion, one hundred million, one hundred twenty-one thousand, eleven".