16237222721383 has 2 divisors, whose sum is σ = 16237222721384. Its totient is φ = 16237222721382.

The previous prime is 16237222721381. The next prime is 16237222721407. The reversal of 16237222721383 is 38312722273261.

It is a weak prime.

It is an emirp because it is prime and its reverse (38312722273261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16237222721383 - 2¹ = 16237222721381 is a prime.

Together with 16237222721381, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16237222721381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8118611360691 + 8118611360692.

It is an arithmetic number, because the mean of its divisors is an integer number (8118611360692).

Almost surely, 2^{16237222721383} is an apocalyptic number.

16237222721383 is a deficient number, since it is larger than the sum of its proper divisors (1).

16237222721383 is an equidigital number, since it uses as much as digits as its factorization.

16237222721383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 49.

The spelling of 16237222721383 in words is "sixteen trillion, two hundred thirty-seven billion, two hundred twenty-two million, seven hundred twenty-one thousand, three hundred eighty-three".