112101002011221 has 8 divisors (see below), whose sum is σ = 150559010001024. Its totient is φ = 74188497681120.

The previous prime is 112101002011217. The next prime is 112101002011259. The reversal of 112101002011221 is 122110200101211.

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 112101002011221 - 2² = 112101002011217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112101002011221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101002015221) 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, 136375914445 + ... + 136375915266.

It is an arithmetic number, because the mean of its divisors is an integer number (18819876250128).

Almost surely, 2^{112101002011221} is an apocalyptic number.

It is an amenable number.

112101002011221 is a deficient number, since it is larger than the sum of its proper divisors (38458007989803).

112101002011221 is a wasteful number, since it uses less digits than its factorization.

112101002011221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272751829851.

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

Adding to 112101002011221 its reverse (122110200101211), we get a palindrome (234211202112432).

The spelling of 112101002011221 in words is "one hundred twelve trillion, one hundred one billion, two million, eleven thousand, two hundred twenty-one".