30321203113273 has 2 divisors, whose sum is σ = 30321203113274. Its totient is φ = 30321203113272.

The previous prime is 30321203113211. The next prime is 30321203113351. The reversal of 30321203113273 is 37231130212303.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15945670199209 + 14375532914064 = 3993203^2 + 3791508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30321203113273 is a prime.

It is not a weakly prime, because it can be changed into another prime (30321203113373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15160601556636 + 15160601556637.

It is an arithmetic number, because the mean of its divisors is an integer number (15160601556637).

Almost surely, 2^{30321203113273} is an apocalyptic number.

It is an amenable number.

30321203113273 is a deficient number, since it is larger than the sum of its proper divisors (1).

30321203113273 is an equidigital number, since it uses as much as digits as its factorization.

30321203113273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 31.

Adding to 30321203113273 its reverse (37231130212303), we get a palindrome (67552333325576).

The spelling of 30321203113273 in words is "thirty trillion, three hundred twenty-one billion, two hundred three million, one hundred thirteen thousand, two hundred seventy-three".