73213311203 has 2 divisors, whose sum is σ = 73213311204. Its totient is φ = 73213311202.

The previous prime is 73213311139. The next prime is 73213311229. The reversal of 73213311203 is 30211331237.

It is an a-pointer prime, because the next prime (73213311229) can be obtained adding 73213311203 to its sum of digits (26).

It is a strong prime.

It is an emirp because it is prime and its reverse (30211331237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73213311203 - 2⁶ = 73213311139 is a prime.

It is not a weakly prime, because it can be changed into another prime (73213311253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36606655601 + 36606655602.

It is an arithmetic number, because the mean of its divisors is an integer number (36606655602).

Almost surely, 2^73213311203 is an apocalyptic number.

73213311203 is a deficient number, since it is larger than the sum of its proper divisors (1).

73213311203 is an equidigital number, since it uses as much as digits as its factorization.

73213311203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 26.

The spelling of 73213311203 in words is "seventy-three billion, two hundred thirteen million, three hundred eleven thousand, two hundred three".