3133223131 has 4 divisors (see below), whose sum is σ = 3317530392. Its totient is φ = 2948915872.

The previous prime is 3133223129. The next prime is 3133223141. The reversal of 3133223131 is 1313223313.

3133223131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3133223131 - 2¹ = 3133223129 is a prime.

It is a super-2 number, since 2×3133223131² = 19634174377266886322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3133223141) 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, 92153605 + ... + 92153638.

It is an arithmetic number, because the mean of its divisors is an integer number (829382598).

Almost surely, 2^3133223131 is an apocalyptic number.

3133223131 is a deficient number, since it is larger than the sum of its proper divisors (184307261).

3133223131 is a wasteful number, since it uses less digits than its factorization.

3133223131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184307260.

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

The square root of 3133223131 is about 55975.2010358159. The cubic root of 3133223131 is about 1463.2901235793.

Adding to 3133223131 its reverse (1313223313), we get a palindrome (4446446444).

The spelling of 3133223131 in words is "three billion, one hundred thirty-three million, two hundred twenty-three thousand, one hundred thirty-one".