112021012120011 has 4 divisors (see below), whose sum is σ = 149361349493352. Its totient is φ = 74680674746672.

The previous prime is 112021012119979. The next prime is 112021012120037. The reversal of 112021012120011 is 110021210120211.

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 112021012120011 - 2⁵ = 112021012119979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112021013120011) 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, 18670168686666 + ... + 18670168686671.

It is an arithmetic number, because the mean of its divisors is an integer number (37340337373338).

Almost surely, 2^{112021012120011} is an apocalyptic number.

112021012120011 is a deficient number, since it is larger than the sum of its proper divisors (37340337373341).

112021012120011 is an equidigital number, since it uses as much as digits as its factorization.

112021012120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37340337373340.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112021012120011 its reverse (110021210120211), we get a palindrome (222042222240222).

The spelling of 112021012120011 in words is "one hundred twelve trillion, twenty-one billion, twelve million, one hundred twenty thousand, eleven".