31103303211341 has 2 divisors, whose sum is σ = 31103303211342. Its totient is φ = 31103303211340.

The previous prime is 31103303211269. The next prime is 31103303211433. The reversal of 31103303211341 is 14311230330113.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16089003432100 + 15014299779241 = 4011110^2 + 3874829^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31103303211341 is a prime.

It is a super-2 number, since 2×31103303211341² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31103303211341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31103303261341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15551651605670 + 15551651605671.

It is an arithmetic number, because the mean of its divisors is an integer number (15551651605671).

Almost surely, 2^{31103303211341} is an apocalyptic number.

It is an amenable number.

31103303211341 is a deficient number, since it is larger than the sum of its proper divisors (1).

31103303211341 is an equidigital number, since it uses as much as digits as its factorization.

31103303211341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 31103303211341 its reverse (14311230330113), we get a palindrome (45414533541454).

The spelling of 31103303211341 in words is "thirty-one trillion, one hundred three billion, three hundred three million, two hundred eleven thousand, three hundred forty-one".