201421303192 has 16 divisors (see below), whose sum is σ = 386876284200. Its totient is φ = 98254294080.

The previous prime is 201421303177. The next prime is 201421303207. The reversal of 201421303192 is 291303124102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201421303177) and next prime (201421303207).

It is a self number, because there is not a number n which added to its sum of digits gives 201421303192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307044342 + ... + 307044997.

Almost surely, 2^201421303192 is an apocalyptic number.

It is an amenable number.

201421303192 is a deficient number, since it is larger than the sum of its proper divisors (185454981008).

201421303192 is a wasteful number, since it uses less digits than its factorization.

201421303192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614089386 (or 614089382 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 201421303192 its reverse (291303124102), we get a palindrome (492724427294).

The spelling of 201421303192 in words is "two hundred one billion, four hundred twenty-one million, three hundred three thousand, one hundred ninety-two".