123013221133 has 8 divisors (see below), whose sum is σ = 134234331840. Its totient is φ = 111798458880.

The previous prime is 123013221131. The next prime is 123013221139. The reversal of 123013221133 is 331122310321.

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 123013221133 - 2¹ = 123013221131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123013221131) 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, 1546548 + ... + 1624141.

It is an arithmetic number, because the mean of its divisors is an integer number (16779291480).

Almost surely, 2^123013221133 is an apocalyptic number.

It is an amenable number.

123013221133 is a deficient number, since it is larger than the sum of its proper divisors (11221110707).

123013221133 is a wasteful number, since it uses less digits than its factorization.

123013221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3174227.

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

Adding to 123013221133 its reverse (331122310321), we get a palindrome (454135531454).

The spelling of 123013221133 in words is "one hundred twenty-three billion, thirteen million, two hundred twenty-one thousand, one hundred thirty-three".