3133212242 has 4 divisors (see below), whose sum is σ = 4699818366. Its totient is φ = 1566606120.

The previous prime is 3133212239. The next prime is 3133212263. The reversal of 3133212242 is 2422123313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2422509961 + 710702281 = 49219^2 + 26659^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 783303059 + ... + 783303062.

Almost surely, 2^3133212242 is an apocalyptic number.

3133212242 is a deficient number, since it is larger than the sum of its proper divisors (1566606124).

3133212242 is a wasteful number, since it uses less digits than its factorization.

3133212242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566606123.

The product of its digits is 1728, while the sum is 23.

The square root of 3133212242 is about 55975.1037694438. The cubic root of 3133212242 is about 1463.2884284362.

Adding to 3133212242 its reverse (2422123313), we get a palindrome (5555335555).

The spelling of 3133212242 in words is "three billion, one hundred thirty-three million, two hundred twelve thousand, two hundred forty-two".