112211010221 has 4 divisors (see below), whose sum is σ = 112211938944. Its totient is φ = 112210081500.

The previous prime is 112211010167. The next prime is 112211010227. The reversal of 112211010221 is 122010112211.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 112211010221 - 2³⁰ = 111137268397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112211010196 and 112211010205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112211010227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250205 + ... + 535746.

It is an arithmetic number, because the mean of its divisors is an integer number (28052984736).

Almost surely, 2^112211010221 is an apocalyptic number.

It is an amenable number.

112211010221 is a deficient number, since it is larger than the sum of its proper divisors (928723).

112211010221 is an equidigital number, since it uses as much as digits as its factorization.

112211010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928722.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112211010221 its reverse (122010112211), we get a palindrome (234221122432).

The spelling of 112211010221 in words is "one hundred twelve billion, two hundred eleven million, ten thousand, two hundred twenty-one".