20300322139 has 2 divisors, whose sum is σ = 20300322140. Its totient is φ = 20300322138.

The previous prime is 20300322101. The next prime is 20300322143. The reversal of 20300322139 is 93122300302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20300322139 - 2¹⁹ = 20299797851 is a prime.

It is not a weakly prime, because it can be changed into another prime (20300322179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150161069 + 10150161070.

It is an arithmetic number, because the mean of its divisors is an integer number (10150161070).

Almost surely, 2^20300322139 is an apocalyptic number.

20300322139 is a deficient number, since it is larger than the sum of its proper divisors (1).

20300322139 is an equidigital number, since it uses as much as digits as its factorization.

20300322139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 20300322139 in words is "twenty billion, three hundred million, three hundred twenty-two thousand, one hundred thirty-nine".