214361540221 has 8 divisors (see below), whose sum is σ = 221987509920. Its totient is φ = 206751183408.

The previous prime is 214361540207. The next prime is 214361540227. The reversal of 214361540221 is 122045163412.

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

It is not a de Polignac number, because 214361540221 - 2⁵ = 214361540189 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 (214361540227) 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, 3875271 + ... + 3930196.

It is an arithmetic number, because the mean of its divisors is an integer number (27748438740).

Almost surely, 2^214361540221 is an apocalyptic number.

It is an amenable number.

214361540221 is a deficient number, since it is larger than the sum of its proper divisors (7625969699).

214361540221 is an equidigital number, since it uses as much as digits as its factorization.

214361540221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7806443.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 214361540221 in words is "two hundred fourteen billion, three hundred sixty-one million, five hundred forty thousand, two hundred twenty-one".