1233211020233 has 4 divisors (see below), whose sum is σ = 1233214948368. Its totient is φ = 1233207092100.

The previous prime is 1233211020191. The next prime is 1233211020263. The reversal of 1233211020233 is 3320201123321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1233211020233 - 2⁶ = 1233211020169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1233211020199 and 1233211020208.

It is not an unprimeable number, because it can be changed into a prime (1233211020263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1447943 + ... + 2136108.

It is an arithmetic number, because the mean of its divisors is an integer number (308303737092).

Almost surely, 2^{1233211020233} is an apocalyptic number.

It is an amenable number.

1233211020233 is a deficient number, since it is larger than the sum of its proper divisors (3928135).

1233211020233 is an equidigital number, since it uses as much as digits as its factorization.

1233211020233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928134.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1233211020233 its reverse (3320201123321), we get a palindrome (4553412143554).

The spelling of 1233211020233 in words is "one trillion, two hundred thirty-three billion, two hundred eleven million, twenty thousand, two hundred thirty-three".