212410001200021 has 8 divisors (see below), whose sum is σ = 213097898139840. Its totient is φ = 211722163310112.

The previous prime is 212410001200013. The next prime is 212410001200093. The reversal of 212410001200021 is 120002100014212.

212410001200021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212410001200021 - 2³ = 212410001200013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212410001199968 and 212410001200004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212410001204021) 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, 7550881 + ... + 21950758.

It is an arithmetic number, because the mean of its divisors is an integer number (26637237267480).

Almost surely, 2^{212410001200021} is an apocalyptic number.

It is an amenable number.

212410001200021 is a deficient number, since it is larger than the sum of its proper divisors (687896939819).

212410001200021 is a wasteful number, since it uses less digits than its factorization.

212410001200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29524955.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212410001200021 its reverse (120002100014212), we get a palindrome (332412101214233).

The spelling of 212410001200021 in words is "two hundred twelve trillion, four hundred ten billion, one million, two hundred thousand, twenty-one".