133313033233 has 4 divisors (see below), whose sum is σ = 133866199588. Its totient is φ = 132759866880.

The previous prime is 133313033213. The next prime is 133313033267. The reversal of 133313033233 is 332330313331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332330313331 = 337 ⋅986143363.

It can be written as a sum of positive squares in 2 ways, for example, as 72930783249 + 60382249984 = 270057^2 + 245728^2 .

It is a cyclic number.

It is not a de Polignac number, because 133313033233 - 2⁵ = 133313033201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133313033213) 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, 276582816 + ... + 276583297.

It is an arithmetic number, because the mean of its divisors is an integer number (33466549897).

Almost surely, 2^133313033233 is an apocalyptic number.

It is an amenable number.

133313033233 is a deficient number, since it is larger than the sum of its proper divisors (553166355).

133313033233 is an equidigital number, since it uses as much as digits as its factorization.

133313033233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553166354.

The product of its (nonzero) digits is 13122, while the sum is 28.

Adding to 133313033233 its reverse (332330313331), we get a palindrome (465643346564).

The spelling of 133313033233 in words is "one hundred thirty-three billion, three hundred thirteen million, thirty-three thousand, two hundred thirty-three".