30212211231203 has 2 divisors, whose sum is σ = 30212211231204. Its totient is φ = 30212211231202.

The previous prime is 30212211231197. The next prime is 30212211231233. The reversal of 30212211231203 is 30213211221203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30212211231203 - 2²² = 30212207036899 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (30212211231233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106105615601 + 15106105615602.

It is an arithmetic number, because the mean of its divisors is an integer number (15106105615602).

Almost surely, 2^{30212211231203} is an apocalyptic number.

30212211231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

30212211231203 is an equidigital number, since it uses as much as digits as its factorization.

30212211231203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 30212211231203 its reverse (30213211221203), we get a palindrome (60425422452406).

The spelling of 30212211231203 in words is "thirty trillion, two hundred twelve billion, two hundred eleven million, two hundred thirty-one thousand, two hundred three".