30211233203 has 2 divisors, whose sum is σ = 30211233204. Its totient is φ = 30211233202.

The previous prime is 30211233197. The next prime is 30211233211. The reversal of 30211233203 is 30233211203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30211233203 - 2¹² = 30211229107 is a prime.

It is a super-2 number, since 2×30211233203² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (30211233253) 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, 15105616601 + 15105616602.

It is an arithmetic number, because the mean of its divisors is an integer number (15105616602).

Almost surely, 2^30211233203 is an apocalyptic number.

30211233203 is a deficient number, since it is larger than the sum of its proper divisors (1).

30211233203 is an equidigital number, since it uses as much as digits as its factorization.

30211233203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30211233203 its reverse (30233211203), we get a palindrome (60444444406).

The spelling of 30211233203 in words is "thirty billion, two hundred eleven million, two hundred thirty-three thousand, two hundred three".