112100100211221 has 8 divisors (see below), whose sum is σ = 149575661758560. Its totient is φ = 74678969402352.

The previous prime is 112100100211193. The next prime is 112100100211243. The reversal of 112100100211221 is 122112001001211.

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 112100100211221 - 2¹⁴ = 112100100194837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112100100211221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112100100211921) 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, 13607679811 + ... + 13607688048.

It is an arithmetic number, because the mean of its divisors is an integer number (18696957719820).

Almost surely, 2^{112100100211221} is an apocalyptic number.

It is an amenable number.

112100100211221 is a deficient number, since it is larger than the sum of its proper divisors (37475561547339).

112100100211221 is a wasteful number, since it uses less digits than its factorization.

112100100211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27215369235.

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

Adding to 112100100211221 its reverse (122112001001211), we get a palindrome (234212101212432).

The spelling of 112100100211221 in words is "one hundred twelve trillion, one hundred billion, one hundred million, two hundred eleven thousand, two hundred twenty-one".