302130143242221 has 8 divisors (see below), whose sum is σ = 460388789702464. Its totient is φ = 172645796138400.

The previous prime is 302130143242217. The next prime is 302130143242223. The reversal of 302130143242221 is 122242341031203.

It is a happy number.

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

It is not a de Polignac number, because 302130143242221 - 2² = 302130143242217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302130143242223) 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, 7193574839080 + ... + 7193574839121.

It is an arithmetic number, because the mean of its divisors is an integer number (57548598712808).

Almost surely, 2^{302130143242221} is an apocalyptic number.

It is an amenable number.

302130143242221 is a deficient number, since it is larger than the sum of its proper divisors (158258646460243).

302130143242221 is a wasteful number, since it uses less digits than its factorization.

302130143242221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14387149678211.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 302130143242221 its reverse (122242341031203), we get a palindrome (424372484273424).

The spelling of 302130143242221 in words is "three hundred two trillion, one hundred thirty billion, one hundred forty-three million, two hundred forty-two thousand, two hundred twenty-one".