30213242051 has 2 divisors, whose sum is σ = 30213242052. Its totient is φ = 30213242050.

The previous prime is 30213242047. The next prime is 30213242053. The reversal of 30213242051 is 15024231203.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30213242051 - 2² = 30213242047 is a prime.

Together with 30213242053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (30213242053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106621025 + 15106621026.

It is an arithmetic number, because the mean of its divisors is an integer number (15106621026).

Almost surely, 2^30213242051 is an apocalyptic number.

30213242051 is a deficient number, since it is larger than the sum of its proper divisors (1).

30213242051 is an equidigital number, since it uses as much as digits as its factorization.

30213242051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 30213242051 its reverse (15024231203), we get a palindrome (45237473254).

The spelling of 30213242051 in words is "thirty billion, two hundred thirteen million, two hundred forty-two thousand, fifty-one".