30411211123 has 2 divisors, whose sum is σ = 30411211124. Its totient is φ = 30411211122.

The previous prime is 30411211097. The next prime is 30411211139. The reversal of 30411211123 is 32111211403.

It is a strong prime.

It is an emirp because it is prime and its reverse (32111211403) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30411211123 - 2⁹ = 30411210611 is a prime.

It is a super-2 number, since 2×30411211123² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30411211123.

It is not a weakly prime, because it can be changed into another prime (30411211153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15205605561 + 15205605562.

It is an arithmetic number, because the mean of its divisors is an integer number (15205605562).

Almost surely, 2^30411211123 is an apocalyptic number.

30411211123 is a deficient number, since it is larger than the sum of its proper divisors (1).

30411211123 is an equidigital number, since it uses as much as digits as its factorization.

30411211123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 30411211123 its reverse (32111211403), we get a palindrome (62522422526).

The spelling of 30411211123 in words is "thirty billion, four hundred eleven million, two hundred eleven thousand, one hundred twenty-three".