10103321212111 has 2 divisors, whose sum is σ = 10103321212112. Its totient is φ = 10103321212110.

The previous prime is 10103321212099. The next prime is 10103321212121. The reversal of 10103321212111 is 11121212330101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10103321212111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10103321212121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051660606055 + 5051660606056.

It is an arithmetic number, because the mean of its divisors is an integer number (5051660606056).

Almost surely, 2^{10103321212111} is an apocalyptic number.

10103321212111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103321212111 is an equidigital number, since it uses as much as digits as its factorization.

10103321212111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 10103321212111 its reverse (11121212330101), we get a palindrome (21224533542212).

The spelling of 10103321212111 in words is "ten trillion, one hundred three billion, three hundred twenty-one million, two hundred twelve thousand, one hundred eleven".