112202221120021 has 4 divisors (see below), whose sum is σ = 112696504032672. Its totient is φ = 111707938207372.

The previous prime is 112202221119973. The next prime is 112202221120027. The reversal of 112202221120021 is 120021122202211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112202221120021 - 2⁹ = 112202221119509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112202221120027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247141455985 + ... + 247141456438.

It is an arithmetic number, because the mean of its divisors is an integer number (28174126008168).

Almost surely, 2^{112202221120021} is an apocalyptic number.

It is an amenable number.

112202221120021 is a deficient number, since it is larger than the sum of its proper divisors (494282912651).

112202221120021 is an equidigital number, since it uses as much as digits as its factorization.

112202221120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494282912650.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112202221120021 its reverse (120021122202211), we get a palindrome (232223343322232).

The spelling of 112202221120021 in words is "one hundred twelve trillion, two hundred two billion, two hundred twenty-one million, one hundred twenty thousand, twenty-one".