221407214706007 has 8 divisors (see below), whose sum is σ = 243016954012800. Its totient is φ = 200044443848760.

The previous prime is 221407214706001. The next prime is 221407214706011. The reversal of 221407214706007 is 700607412704122.

221407214706007 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 221407214706007 - 2⁷ = 221407214705879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221407214706001) 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, 61742110507 + ... + 61742114092.

It is an arithmetic number, because the mean of its divisors is an integer number (30377119251600).

Almost surely, 2^{221407214706007} is an apocalyptic number.

221407214706007 is a deficient number, since it is larger than the sum of its proper divisors (21609739306793).

221407214706007 is a wasteful number, since it uses less digits than its factorization.

221407214706007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123484224773.

The product of its (nonzero) digits is 263424, while the sum is 43.

The spelling of 221407214706007 in words is "two hundred twenty-one trillion, four hundred seven billion, two hundred fourteen million, seven hundred six thousand, seven".