31241211214244 has 6 divisors (see below), whose sum is σ = 54672119624934. Its totient is φ = 15620605607120.

The previous prime is 31241211214177. The next prime is 31241211214249. The reversal of 31241211214244 is 44241211214213.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 31165757716900 + 75453497344 = 5582630^2 + 274688^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 31241211214244.

It is not an unprimeable number, because it can be changed into a prime (31241211214249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3905151401777 + ... + 3905151401784.

It is an arithmetic number, because the mean of its divisors is an integer number (9112019937489).

Almost surely, 2^{31241211214244} is an apocalyptic number.

It is an amenable number.

31241211214244 is a deficient number, since it is larger than the sum of its proper divisors (23430908410690).

31241211214244 is a wasteful number, since it uses less digits than its factorization.

31241211214244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7810302803565 (or 7810302803563 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

Adding to 31241211214244 its reverse (44241211214213), we get a palindrome (75482422428457).

The spelling of 31241211214244 in words is "thirty-one trillion, two hundred forty-one billion, two hundred eleven million, two hundred fourteen thousand, two hundred forty-four".