112021101210100 has 72 divisors (see below), whose sum is σ = 243304953701600. Its totient is φ = 44768058410880.

The previous prime is 112021101210091. The next prime is 112021101210103. The reversal of 112021101210100 is 1012101120211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021101210103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 544882126 + ... + 545087674.

Almost surely, 2^{112021101210100} is an apocalyptic number.

112021101210100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112021101210100 is an abundant number, since it is smaller than the sum of its proper divisors (131283852491500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112021101210100 is a wasteful number, since it uses less digits than its factorization.

112021101210100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210449 (or 210442 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112021101210100 its reverse (1012101120211), we get a palindrome (113033202330311).

The spelling of 112021101210100 in words is "one hundred twelve trillion, twenty-one billion, one hundred one million, two hundred ten thousand, one hundred".