133310031223 has 4 divisors (see below), whose sum is σ = 133781091688. Its totient is φ = 132838970760.

The previous prime is 133310031193. The next prime is 133310031233. The reversal of 133310031223 is 322130013331.

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 133310031223 - 2¹³ = 133310023031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133310031194 and 133310031203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133310031233) 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, 235529808 + ... + 235530373.

It is an arithmetic number, because the mean of its divisors is an integer number (33445272922).

Almost surely, 2^133310031223 is an apocalyptic number.

133310031223 is a deficient number, since it is larger than the sum of its proper divisors (471060465).

133310031223 is an equidigital number, since it uses as much as digits as its factorization.

133310031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471060464.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 133310031223 its reverse (322130013331), we get a palindrome (455440044554).

The spelling of 133310031223 in words is "one hundred thirty-three billion, three hundred ten million, thirty-one thousand, two hundred twenty-three".