211313101229 has 4 divisors (see below), whose sum is σ = 211383518460. Its totient is φ = 211242684000.

The previous prime is 211313101201. The next prime is 211313101271. The reversal of 211313101229 is 922101313112.

211313101229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 174245300329 + 37067800900 = 417427^2 + 192530^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211313101229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211313101198 and 211313101207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211313101529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35204114 + ... + 35210115.

It is an arithmetic number, because the mean of its divisors is an integer number (52845879615).

Almost surely, 2^211313101229 is an apocalyptic number.

It is an amenable number.

211313101229 is a deficient number, since it is larger than the sum of its proper divisors (70417231).

211313101229 is an equidigital number, since it uses as much as digits as its factorization.

211313101229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70417230.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 211313101229 in words is "two hundred eleven billion, three hundred thirteen million, one hundred one thousand, two hundred twenty-nine".