302140211421 has 8 divisors (see below), whose sum is σ = 426550886784. Its totient is φ = 189578171840.

The previous prime is 302140211419. The next prime is 302140211437. The reversal of 302140211421 is 124112041203.

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 302140211421 - 2¹ = 302140211419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302140221421) 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, 2962158885 + ... + 2962158986.

It is an arithmetic number, because the mean of its divisors is an integer number (53318860848).

Almost surely, 2^302140211421 is an apocalyptic number.

It is an amenable number.

302140211421 is a deficient number, since it is larger than the sum of its proper divisors (124410675363).

302140211421 is a wasteful number, since it uses less digits than its factorization.

302140211421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5924317891.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 302140211421 its reverse (124112041203), we get a palindrome (426252252624).

The spelling of 302140211421 in words is "three hundred two billion, one hundred forty million, two hundred eleven thousand, four hundred twenty-one".