30213142435057 has 2 divisors, whose sum is σ = 30213142435058. Its totient is φ = 30213142435056.

The previous prime is 30213142435013. The next prime is 30213142435093. The reversal of 30213142435057 is 75053424131203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30187156672656 + 25985762401 = 5494284^2 + 161201^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30213142435057 is a prime.

It is not a weakly prime, because it can be changed into another prime (30213142435097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106571217528 + 15106571217529.

It is an arithmetic number, because the mean of its divisors is an integer number (15106571217529).

Almost surely, 2^{30213142435057} is an apocalyptic number.

It is an amenable number.

30213142435057 is a deficient number, since it is larger than the sum of its proper divisors (1).

30213142435057 is an equidigital number, since it uses as much as digits as its factorization.

30213142435057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 30213142435057 in words is "thirty trillion, two hundred thirteen billion, one hundred forty-two million, four hundred thirty-five thousand, fifty-seven".