30232301389 has 2 divisors, whose sum is σ = 30232301390. Its totient is φ = 30232301388.

The previous prime is 30232301387. The next prime is 30232301431. The reversal of 30232301389 is 98310323203.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29836689289 + 395612100 = 172733^2 + 19890^2 .

It is a cyclic number.

It is not a de Polignac number, because 30232301389 - 2¹ = 30232301387 is a prime.

Together with 30232301387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30232301387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15116150694 + 15116150695.

It is an arithmetic number, because the mean of its divisors is an integer number (15116150695).

Almost surely, 2^30232301389 is an apocalyptic number.

It is an amenable number.

30232301389 is a deficient number, since it is larger than the sum of its proper divisors (1).

30232301389 is an equidigital number, since it uses as much as digits as its factorization.

30232301389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 30232301389 in words is "thirty billion, two hundred thirty-two million, three hundred one thousand, three hundred eighty-nine".