123012231133 has 8 divisors (see below), whose sum is σ = 136395082656. Its totient is φ = 109996033200.

The previous prime is 123012231127. The next prime is 123012231137. The reversal of 123012231133 is 331132210321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123012231133 - 2⁵ = 123012231101 is a prime.

It is a super-2 number, since 2×123012231133² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123012231137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91662691 + ... + 91664032.

It is an arithmetic number, because the mean of its divisors is an integer number (17049385332).

Almost surely, 2^123012231133 is an apocalyptic number.

It is an amenable number.

123012231133 is a deficient number, since it is larger than the sum of its proper divisors (13382851523).

123012231133 is a wasteful number, since it uses less digits than its factorization.

123012231133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183326795.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123012231133 its reverse (331132210321), we get a palindrome (454144441454).

The spelling of 123012231133 in words is "one hundred twenty-three billion, twelve million, two hundred thirty-one thousand, one hundred thirty-three".