211001323103 has 2 divisors, whose sum is σ = 211001323104. Its totient is φ = 211001323102.

The previous prime is 211001323073. The next prime is 211001323121. The reversal of 211001323103 is 301323100112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211001323103 - 2¹² = 211001319007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211001323153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105500661551 + 105500661552.

It is an arithmetic number, because the mean of its divisors is an integer number (105500661552).

Almost surely, 2^211001323103 is an apocalyptic number.

211001323103 is a deficient number, since it is larger than the sum of its proper divisors (1).

211001323103 is an equidigital number, since it uses as much as digits as its factorization.

211001323103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 211001323103 its reverse (301323100112), we get a palindrome (512324423215).

The spelling of 211001323103 in words is "two hundred eleven billion, one million, three hundred twenty-three thousand, one hundred three".