112011000121221 has 8 divisors (see below), whose sum is σ = 149616129428064. Its totient is φ = 74539935447600.

The previous prime is 112011000121217. The next prime is 112011000121243. The reversal of 112011000121221 is 122121000110211.

It is a happy number.

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

It is not a de Polignac number, because 112011000121221 - 2² = 112011000121217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112011000121221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011000121211) 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, 33516156355 + ... + 33516159696.

It is an arithmetic number, because the mean of its divisors is an integer number (18702016178508).

Almost surely, 2^{112011000121221} is an apocalyptic number.

It is an amenable number.

112011000121221 is a deficient number, since it is larger than the sum of its proper divisors (37605129306843).

112011000121221 is an equidigital number, since it uses as much as digits as its factorization.

112011000121221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67032316611.

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

Adding to 112011000121221 its reverse (122121000110211), we get a palindrome (234132000231432).

The spelling of 112011000121221 in words is "one hundred twelve trillion, eleven billion, one hundred twenty-one thousand, two hundred twenty-one".