30520196435731 has 2 divisors, whose sum is σ = 30520196435732. Its totient is φ = 30520196435730.

The previous prime is 30520196435711. The next prime is 30520196435741. The reversal of 30520196435731 is 13753469102503.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30520196435731 - 2⁵ = 30520196435699 is a prime.

It is a super-2 number, since 2×30520196435731² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30520196435711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15260098217865 + 15260098217866.

It is an arithmetic number, because the mean of its divisors is an integer number (15260098217866).

Almost surely, 2^{30520196435731} is an apocalyptic number.

30520196435731 is a deficient number, since it is larger than the sum of its proper divisors (1).

30520196435731 is an equidigital number, since it uses as much as digits as its factorization.

30520196435731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2041200, while the sum is 49.

The spelling of 30520196435731 in words is "thirty trillion, five hundred twenty billion, one hundred ninety-six million, four hundred thirty-five thousand, seven hundred thirty-one".