30122040139 has 2 divisors, whose sum is σ = 30122040140. Its totient is φ = 30122040138.

The previous prime is 30122040083. The next prime is 30122040167. The reversal of 30122040139 is 93104022103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30122040139 - 2²¹ = 30119942987 is a prime.

It is not a weakly prime, because it can be changed into another prime (30122040539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15061020069 + 15061020070.

It is an arithmetic number, because the mean of its divisors is an integer number (15061020070).

Almost surely, 2^30122040139 is an apocalyptic number.

30122040139 is a deficient number, since it is larger than the sum of its proper divisors (1).

30122040139 is an equidigital number, since it uses as much as digits as its factorization.

30122040139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 30122040139 in words is "thirty billion, one hundred twenty-two million, forty thousand, one hundred thirty-nine".