1232133211001 has 64 divisors (see below), whose sum is σ = 1576217788416. Its totient is φ = 935461094400.

The previous prime is 1232133210961. The next prime is 1232133211013. The reversal of 1232133211001 is 1001123312321.

It is a happy number.

It is not a de Polignac number, because 1232133211001 - 2¹⁰ = 1232133209977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232133211051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 162482456 + ... + 162490038.

It is an arithmetic number, because the mean of its divisors is an integer number (24628402944).

Almost surely, 2^{1232133211001} is an apocalyptic number.

1232133211001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1232133211001 is a deficient number, since it is larger than the sum of its proper divisors (344084577415).

1232133211001 is a wasteful number, since it uses less digits than its factorization.

1232133211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8022.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1232133211001 its reverse (1001123312321), we get a palindrome (2233256523322).

The spelling of 1232133211001 in words is "one trillion, two hundred thirty-two billion, one hundred thirty-three million, two hundred eleven thousand, one".