30123001131877 has 2 divisors, whose sum is σ = 30123001131878. Its totient is φ = 30123001131876.

The previous prime is 30123001131863. The next prime is 30123001131887. The reversal of 30123001131877 is 77813110032103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27586088044516 + 2536913087361 = 5252246^2 + 1592769^2 .

It is a cyclic number.

It is not a de Polignac number, because 30123001131877 - 2⁷ = 30123001131749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30123001131887) 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, 15061500565938 + 15061500565939.

It is an arithmetic number, because the mean of its divisors is an integer number (15061500565939).

Almost surely, 2^{30123001131877} is an apocalyptic number.

It is an amenable number.

30123001131877 is a deficient number, since it is larger than the sum of its proper divisors (1).

30123001131877 is an equidigital number, since it uses as much as digits as its factorization.

30123001131877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 37.

The spelling of 30123001131877 in words is "thirty trillion, one hundred twenty-three billion, one million, one hundred thirty-one thousand, eight hundred seventy-seven".