30213212203 has 2 divisors, whose sum is σ = 30213212204. Its totient is φ = 30213212202.

The previous prime is 30213212189. The next prime is 30213212233. The reversal of 30213212203 is 30221231203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30213212203 - 2²⁹ = 29676341291 is a prime.

It is a super-2 number, since 2×30213212203² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30213212233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106606101 + 15106606102.

It is an arithmetic number, because the mean of its divisors is an integer number (15106606102).

Almost surely, 2^30213212203 is an apocalyptic number.

30213212203 is a deficient number, since it is larger than the sum of its proper divisors (1).

30213212203 is an equidigital number, since it uses as much as digits as its factorization.

30213212203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 30213212203 its reverse (30221231203), we get a palindrome (60434443406).

The spelling of 30213212203 in words is "thirty billion, two hundred thirteen million, two hundred twelve thousand, two hundred three".