31142314202 has 8 divisors (see below), whose sum is σ = 47594857716. Its totient is φ = 15277361632.

The previous prime is 31142314103. The next prime is 31142314219. The reversal of 31142314202 is 20241324113.

It can be written as a sum of positive squares in 2 ways, for example, as 30768317281 + 373996921 = 175409^2 + 19339^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 146897603 + ... + 146897814.

Almost surely, 2^31142314202 is an apocalyptic number.

31142314202 is a deficient number, since it is larger than the sum of its proper divisors (16452543514).

31142314202 is a wasteful number, since it uses less digits than its factorization.

31142314202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293795472.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 31142314202 its reverse (20241324113), we get a palindrome (51383638315).

The spelling of 31142314202 in words is "thirty-one billion, one hundred forty-two million, three hundred fourteen thousand, two hundred two".