133313031202 has 16 divisors (see below), whose sum is σ = 217484020152. Its totient is φ = 60919891200.

The previous prime is 133313031157. The next prime is 133313031209. The reversal of 133313031202 is 202130313331.

It can be written as a sum of positive squares in 4 ways, for example, as 133311884161 + 1147041 = 365119^2 + 1071^2 .

It is not an unprimeable number, because it can be changed into a prime (133313031209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25380663 + ... + 25385914.

Almost surely, 2^133313031202 is an apocalyptic number.

133313031202 is a deficient number, since it is larger than the sum of its proper divisors (84170988950).

133313031202 is a wasteful number, since it uses less digits than its factorization.

133313031202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50766693.

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

Adding to 133313031202 its reverse (202130313331), we get a palindrome (335443344533).

The spelling of 133313031202 in words is "one hundred thirty-three billion, three hundred thirteen million, thirty-one thousand, two hundred two".