211402144313 has 4 divisors (see below), whose sum is σ = 211968906468. Its totient is φ = 210835382160.

The previous prime is 211402144307. The next prime is 211402144367. The reversal of 211402144313 is 313441204112.

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 166376699449 + 45025444864 = 407893^2 + 212192^2 .

It is a cyclic number.

It is not a de Polignac number, because 211402144313 - 2¹⁴ = 211402127929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211402143313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283380518 + ... + 283381263.

It is an arithmetic number, because the mean of its divisors is an integer number (52992226617).

Almost surely, 2^211402144313 is an apocalyptic number.

It is an amenable number.

211402144313 is a deficient number, since it is larger than the sum of its proper divisors (566762155).

211402144313 is an equidigital number, since it uses as much as digits as its factorization.

211402144313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566762154.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 211402144313 its reverse (313441204112), we get a palindrome (524843348425).

The spelling of 211402144313 in words is "two hundred eleven billion, four hundred two million, one hundred forty-four thousand, three hundred thirteen".