112212002212221 has 8 divisors (see below), whose sum is σ = 150059967351424. Its totient is φ = 74586019273920.

The previous prime is 112212002212213. The next prime is 112212002212291. The reversal of 112212002212221 is 122212200212211.

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

It is not a de Polignac number, because 112212002212221 - 2³ = 112212002212213 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112212002212291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55495549045 + ... + 55495551066.

It is an arithmetic number, because the mean of its divisors is an integer number (18757495918928).

Almost surely, 2^{112212002212221} is an apocalyptic number.

It is an amenable number.

112212002212221 is a deficient number, since it is larger than the sum of its proper divisors (37847965139203).

112212002212221 is a wasteful number, since it uses less digits than its factorization.

112212002212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110991100451.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 112212002212221 its reverse (122212200212211), we get a palindrome (234424202424432).

The spelling of 112212002212221 in words is "one hundred twelve trillion, two hundred twelve billion, two million, two hundred twelve thousand, two hundred twenty-one".