233310133121 has 4 divisors (see below), whose sum is σ = 251257066452. Its totient is φ = 215363199792.

The previous prime is 233310133103. The next prime is 233310133157. The reversal of 233310133121 is 121331013332.

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

It can be written as a sum of positive squares in 2 ways, for example, as 50788932496 + 182521200625 = 225364^2 + 427225^2 .

It is not a de Polignac number, because 233310133121 - 2⁶ = 233310133057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233310133321) 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, 8973466646 + ... + 8973466671.

It is an arithmetic number, because the mean of its divisors is an integer number (62814266613).

Almost surely, 2^233310133121 is an apocalyptic number.

It is an amenable number.

233310133121 is a deficient number, since it is larger than the sum of its proper divisors (17946933331).

233310133121 is a wasteful number, since it uses less digits than its factorization.

233310133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17946933330.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 233310133121 its reverse (121331013332), we get a palindrome (354641146453).

The spelling of 233310133121 in words is "two hundred thirty-three billion, three hundred ten million, one hundred thirty-three thousand, one hundred twenty-one".