133123212122123 has 8 divisors (see below), whose sum is σ = 133197940258416. Its totient is φ = 133048489360000.

The previous prime is 133123212122077. The next prime is 133123212122231. The reversal of 133123212122123 is 321221212321331.

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 133123212122123 - 2⁴⁴ = 115531026077707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133123212122023) 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, 48735623 + ... + 51394623.

It is an arithmetic number, because the mean of its divisors is an integer number (16649742532302).

Almost surely, 2^{133123212122123} is an apocalyptic number.

133123212122123 is a deficient number, since it is larger than the sum of its proper divisors (74728136293).

133123212122123 is a wasteful number, since it uses less digits than its factorization.

133123212122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687085.

The product of its digits is 5184, while the sum is 29.

Adding to 133123212122123 its reverse (321221212321331), we get a palindrome (454344424443454).

The spelling of 133123212122123 in words is "one hundred thirty-three trillion, one hundred twenty-three billion, two hundred twelve million, one hundred twenty-two thousand, one hundred twenty-three".