133230231123 has 32 divisors (see below), whose sum is σ = 205244202240. Its totient is φ = 75975336960.

The previous prime is 133230231077. The next prime is 133230231131. The reversal of 133230231123 is 321132032331.

It is not a de Polignac number, because 133230231123 - 2²⁹ = 132693360211 is a prime.

It is a super-2 number, since 2×133230231123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133230231093 and 133230231102.

It is not an unprimeable number, because it can be changed into a prime (133230231133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2184183 + ... + 2244351.

It is an arithmetic number, because the mean of its divisors is an integer number (6413881320).

Almost surely, 2^133230231123 is an apocalyptic number.

133230231123 is a deficient number, since it is larger than the sum of its proper divisors (72013971117).

133230231123 is a wasteful number, since it uses less digits than its factorization.

133230231123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64147.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133230231123 its reverse (321132032331), we get a palindrome (454362263454).

The spelling of 133230231123 in words is "one hundred thirty-three billion, two hundred thirty million, two hundred thirty-one thousand, one hundred twenty-three".