210134144420311 has 4 divisors (see below), whose sum is σ = 210876667899112. Its totient is φ = 209391620941512.

The previous prime is 210134144420279. The next prime is 210134144420323. The reversal of 210134144420311 is 113024441431012.

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

It is a cyclic number.

It is not a de Polignac number, because 210134144420311 - 2⁵ = 210134144420279 is a prime.

It is a super-2 number, since 2×210134144420311² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210134144420341) 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, 371261738976 + ... + 371261739541.

It is an arithmetic number, because the mean of its divisors is an integer number (52719166974778).

Almost surely, 2^{210134144420311} is an apocalyptic number.

210134144420311 is a deficient number, since it is larger than the sum of its proper divisors (742523478801).

210134144420311 is an equidigital number, since it uses as much as digits as its factorization.

210134144420311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742523478800.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 210134144420311 its reverse (113024441431012), we get a palindrome (323158585851323).

The spelling of 210134144420311 in words is "two hundred ten trillion, one hundred thirty-four billion, one hundred forty-four million, four hundred twenty thousand, three hundred eleven".