100211021221112 has 64 divisors (see below), whose sum is σ = 193112029393920. Its totient is φ = 48732589795968.

The previous prime is 100211021221037. The next prime is 100211021221121. The reversal of 100211021221112 is 211122120112001.

100211021221112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24058403 + ... + 27914669.

It is an arithmetic number, because the mean of its divisors is an integer number (3017375459280).

Almost surely, 2^{100211021221112} is an apocalyptic number.

It is an amenable number.

100211021221112 is a deficient number, since it is larger than the sum of its proper divisors (92901008172808).

100211021221112 is a wasteful number, since it uses less digits than its factorization.

100211021221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856860 (or 3856856 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100211021221112 its reverse (211122120112001), we get a palindrome (311333141333113).

The spelling of 100211021221112 in words is "one hundred trillion, two hundred eleven billion, twenty-one million, two hundred twenty-one thousand, one hundred twelve".