101211102111103 has 2 divisors, whose sum is σ = 101211102111104. Its totient is φ = 101211102111102.

The previous prime is 101211102111083. The next prime is 101211102111179. The reversal of 101211102111103 is 301111201112101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101211102111103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101211102111193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605551055551 + 50605551055552.

It is an arithmetic number, because the mean of its divisors is an integer number (50605551055552).

Almost surely, 2^{101211102111103} is an apocalyptic number.

101211102111103 is a deficient number, since it is larger than the sum of its proper divisors (1).

101211102111103 is an equidigital number, since it uses as much as digits as its factorization.

101211102111103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 101211102111103 its reverse (301111201112101), we get a palindrome (402322303223204).

The spelling of 101211102111103 in words is "one hundred one trillion, two hundred eleven billion, one hundred two million, one hundred eleven thousand, one hundred three".