100212120020101 has 8 divisors (see below), whose sum is σ = 100291380013440. Its totient is φ = 100132865665248.

The previous prime is 100212120020063. The next prime is 100212120020113. The reversal of 100212120020101 is 101020021212001.

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

It is a cyclic number.

It is not a de Polignac number, because 100212120020101 - 2¹⁵ = 100212119987333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212120020171) 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, 34511865 + ... + 37302721.

It is an arithmetic number, because the mean of its divisors is an integer number (12536422501680).

Almost surely, 2^{100212120020101} is an apocalyptic number.

It is an amenable number.

100212120020101 is a deficient number, since it is larger than the sum of its proper divisors (79259993339).

100212120020101 is a wasteful number, since it uses less digits than its factorization.

100212120020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819243.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100212120020101 its reverse (101020021212001), we get a palindrome (201232141232102).

The spelling of 100212120020101 in words is "one hundred trillion, two hundred twelve billion, one hundred twenty million, twenty thousand, one hundred one".