30969009811 has 2 divisors, whose sum is σ = 30969009812. Its totient is φ = 30969009810.

The previous prime is 30969009793. The next prime is 30969009821. The reversal of 30969009811 is 11890096903.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30969009811 - 2⁵ = 30969009779 is a prime.

It is not a weakly prime, because it can be changed into another prime (30969009821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15484504905 + 15484504906.

It is an arithmetic number, because the mean of its divisors is an integer number (15484504906).

Almost surely, 2^30969009811 is an apocalyptic number.

30969009811 is a deficient number, since it is larger than the sum of its proper divisors (1).

30969009811 is an equidigital number, since it uses as much as digits as its factorization.

30969009811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 46.

The spelling of 30969009811 in words is "thirty billion, nine hundred sixty-nine million, nine thousand, eight hundred eleven".