30515043423101 has 2 divisors, whose sum is σ = 30515043423102. Its totient is φ = 30515043423100.

The previous prime is 30515043423079. The next prime is 30515043423107. The reversal of 30515043423101 is 10132434051503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30480623897476 + 34419525625 = 5520926^2 + 185525^2 .

It is a cyclic number.

It is not a de Polignac number, because 30515043423101 - 2¹⁸ = 30515043160957 is a prime.

It is a super-2 number, since 2×30515043423101² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30515043423107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15257521711550 + 15257521711551.

It is an arithmetic number, because the mean of its divisors is an integer number (15257521711551).

Almost surely, 2^{30515043423101} is an apocalyptic number.

It is an amenable number.

30515043423101 is a deficient number, since it is larger than the sum of its proper divisors (1).

30515043423101 is an equidigital number, since it uses as much as digits as its factorization.

30515043423101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 30515043423101 its reverse (10132434051503), we get a palindrome (40647477474604).

The spelling of 30515043423101 in words is "thirty trillion, five hundred fifteen billion, forty-three million, four hundred twenty-three thousand, one hundred one".