230201021329 has 2 divisors, whose sum is σ = 230201021330. Its totient is φ = 230201021328.

The previous prime is 230201021321. The next prime is 230201021353. The reversal of 230201021329 is 923120102032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138741350400 + 91459670929 = 372480^2 + 302423^2 .

It is a cyclic number.

It is not a de Polignac number, because 230201021329 - 2³ = 230201021321 is a prime.

It is not a weakly prime, because it can be changed into another prime (230201021321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115100510664 + 115100510665.

It is an arithmetic number, because the mean of its divisors is an integer number (115100510665).

Almost surely, 2^230201021329 is an apocalyptic number.

It is an amenable number.

230201021329 is a deficient number, since it is larger than the sum of its proper divisors (1).

230201021329 is an equidigital number, since it uses as much as digits as its factorization.

230201021329 is an evil number, because the sum of its binary digits is even.

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

The spelling of 230201021329 in words is "two hundred thirty billion, two hundred one million, twenty-one thousand, three hundred twenty-nine".