30201321203231 has 2 divisors, whose sum is σ = 30201321203232. Its totient is φ = 30201321203230.

The previous prime is 30201321203219. The next prime is 30201321203299. The reversal of 30201321203231 is 13230212310203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30201321203231 - 2¹⁸ = 30201320941087 is a prime.

It is a super-2 number, since 2×30201321203231² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30201321203197 and 30201321203206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30201321209231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15100660601615 + 15100660601616.

It is an arithmetic number, because the mean of its divisors is an integer number (15100660601616).

Almost surely, 2^{30201321203231} is an apocalyptic number.

30201321203231 is a deficient number, since it is larger than the sum of its proper divisors (1).

30201321203231 is an equidigital number, since it uses as much as digits as its factorization.

30201321203231 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 23.

Adding to 30201321203231 its reverse (13230212310203), we get a palindrome (43431533513434).

The spelling of 30201321203231 in words is "thirty trillion, two hundred one billion, three hundred twenty-one million, two hundred three thousand, two hundred thirty-one".