233133020123 has 4 divisors (see below), whose sum is σ = 235271855280. Its totient is φ = 230994184968.

The previous prime is 233133020119. The next prime is 233133020147. The reversal of 233133020123 is 321020331332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 233133020123 - 2² = 233133020119 is a prime.

It is a super-2 number, since 2×233133020123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233133028123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069417415 + ... + 1069417632.

It is an arithmetic number, because the mean of its divisors is an integer number (58817963820).

Almost surely, 2^233133020123 is an apocalyptic number.

233133020123 is a deficient number, since it is larger than the sum of its proper divisors (2138835157).

233133020123 is a wasteful number, since it uses less digits than its factorization.

233133020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138835156.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 233133020123 its reverse (321020331332), we get a palindrome (554153351455).

The spelling of 233133020123 in words is "two hundred thirty-three billion, one hundred thirty-three million, twenty thousand, one hundred twenty-three".