1211232002033 has 4 divisors (see below), whose sum is σ = 1225825158768. Its totient is φ = 1196638845300.

The previous prime is 1211232002017. The next prime is 1211232002047. The reversal of 1211232002033 is 3302002321121.

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 1211232002033 - 2⁴ = 1211232002017 is a prime.

It is a super-2 number, since 2×1211232002033² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1211232001996 and 1211232002014.

It is not an unprimeable number, because it can be changed into a prime (1211232002633) 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, 7296578243 + ... + 7296578408.

It is an arithmetic number, because the mean of its divisors is an integer number (306456289692).

Almost surely, 2^{1211232002033} is an apocalyptic number.

It is an amenable number.

1211232002033 is a deficient number, since it is larger than the sum of its proper divisors (14593156735).

1211232002033 is an equidigital number, since it uses as much as digits as its factorization.

1211232002033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14593156734.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1211232002033 its reverse (3302002321121), we get a palindrome (4513234323154).

The spelling of 1211232002033 in words is "one trillion, two hundred eleven billion, two hundred thirty-two million, two thousand, thirty-three".