133233300013 has 6 divisors (see below), whose sum is σ = 146446519982. Its totient is φ = 121121181720.

The previous prime is 133233300007. The next prime is 133233300017. The reversal of 133233300013 is 310003332331.

It can be written as a sum of positive squares in only one way, i.e., 95998966569 + 37234333444 = 309837^2 + 192962^2 .

It is not a de Polignac number, because 133233300013 - 2⁵ = 133233299981 is a prime.

It is a super-2 number, since 2×133233300013² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133233300017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550550706 + ... + 550550947.

Almost surely, 2^133233300013 is an apocalyptic number.

It is an amenable number.

133233300013 is a deficient number, since it is larger than the sum of its proper divisors (13213219969).

133233300013 is a wasteful number, since it uses less digits than its factorization.

133233300013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101101675 (or 1101101664 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 133233300013 its reverse (310003332331), we get a palindrome (443236632344).

The spelling of 133233300013 in words is "one hundred thirty-three billion, two hundred thirty-three million, three hundred thousand, thirteen".