30123143311 has 2 divisors, whose sum is σ = 30123143312. Its totient is φ = 30123143310.

The previous prime is 30123143299. The next prime is 30123143339. The reversal of 30123143311 is 11334132103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30123143311 - 2⁹ = 30123142799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30123153311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15061571655 + 15061571656.

It is an arithmetic number, because the mean of its divisors is an integer number (15061571656).

Almost surely, 2^30123143311 is an apocalyptic number.

30123143311 is a deficient number, since it is larger than the sum of its proper divisors (1).

30123143311 is an equidigital number, since it uses as much as digits as its factorization.

30123143311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 30123143311 its reverse (11334132103), we get a palindrome (41457275414).

The spelling of 30123143311 in words is "thirty billion, one hundred twenty-three million, one hundred forty-three thousand, three hundred eleven".