112211102221221 has 8 divisors (see below), whose sum is σ = 149851910417344. Its totient is φ = 74688847752960.

The previous prime is 112211102221219. The next prime is 112211102221223. The reversal of 112211102221221 is 122122201112211.

It is an interprime number because it is at equal distance from previous prime (112211102221219) and next prime (112211102221223).

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

It is not a de Polignac number, because 112211102221221 - 2¹ = 112211102221219 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 (112211102221223) 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 7 ways as a sum of consecutive naturals, for example, 29638429756 + ... + 29638433541.

It is an arithmetic number, because the mean of its divisors is an integer number (18731488802168).

Almost surely, 2^{112211102221221} is an apocalyptic number.

It is an amenable number.

112211102221221 is a deficient number, since it is larger than the sum of its proper divisors (37640808196123).

112211102221221 is an equidigital number, since it uses as much as digits as its factorization.

112211102221221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59276863931.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 112211102221221 its reverse (122122201112211), we get a palindrome (234333303333432).

The spelling of 112211102221221 in words is "one hundred twelve trillion, two hundred eleven billion, one hundred two million, two hundred twenty-one thousand, two hundred twenty-one".