1201232310233 has 2 divisors, whose sum is σ = 1201232310234. Its totient is φ = 1201232310232.

The previous prime is 1201232310167. The next prime is 1201232310331. The reversal of 1201232310233 is 3320132321021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1134625475344 + 66606834889 = 1065188^2 + 258083^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201232310233 - 2³⁴ = 1184052441049 is a prime.

It is a super-3 number, since 3×1201232310233³ (a number of 37 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1201232310199 and 1201232310208.

It is not a weakly prime, because it can be changed into another prime (1201232310833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600616155116 + 600616155117.

It is an arithmetic number, because the mean of its divisors is an integer number (600616155117).

Almost surely, 2^{1201232310233} is an apocalyptic number.

It is an amenable number.

1201232310233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201232310233 is an equidigital number, since it uses as much as digits as its factorization.

1201232310233 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 1201232310233 its reverse (3320132321021), we get a palindrome (4521364631254).

The spelling of 1201232310233 in words is "one trillion, two hundred one billion, two hundred thirty-two million, three hundred ten thousand, two hundred thirty-three".