211013504445343 has 16 divisors (see below), whose sum is σ = 214666374472704. Its totient is φ = 207375470074080.

The previous prime is 211013504445319. The next prime is 211013504445347. The reversal of 211013504445343 is 343544405310112.

It is a cyclic number.

It is not a de Polignac number, because 211013504445343 - 2⁵ = 211013504445311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211013504445296 and 211013504445305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211013504445347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1161833046 + ... + 1162014652.

It is an arithmetic number, because the mean of its divisors is an integer number (13416648404544).

Almost surely, 2^{211013504445343} is an apocalyptic number.

211013504445343 is a deficient number, since it is larger than the sum of its proper divisors (3652870027361).

211013504445343 is a wasteful number, since it uses less digits than its factorization.

211013504445343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222342.

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 211013504445343 its reverse (343544405310112), we get a palindrome (554557909755455).

The spelling of 211013504445343 in words is "two hundred eleven trillion, thirteen billion, five hundred four million, four hundred forty-five thousand, three hundred forty-three".