213054712321 has 8 divisors (see below), whose sum is σ = 236362701600. Its totient is φ = 190403286240.

The previous prime is 213054712313. The next prime is 213054712399. The reversal of 213054712321 is 123217450312.

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 213054712321 - 2³ = 213054712313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213054712021) 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, 164140116 + ... + 164141413.

It is an arithmetic number, because the mean of its divisors is an integer number (29545337700).

Almost surely, 2^213054712321 is an apocalyptic number.

It is an amenable number.

213054712321 is a deficient number, since it is larger than the sum of its proper divisors (23307989279).

213054712321 is a wasteful number, since it uses less digits than its factorization.

213054712321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328281599.

The product of its (nonzero) digits is 10080, while the sum is 31.

The spelling of 213054712321 in words is "two hundred thirteen billion, fifty-four million, seven hundred twelve thousand, three hundred twenty-one".