211404310203344 has 40 divisors (see below), whose sum is σ = 415175424801312. Its totient is φ = 104266226286720.

The previous prime is 211404310203329. The next prime is 211404310203347. The reversal of 211404310203344 is 443302013404112.

It is a self number, because there is not a number n which added to its sum of digits gives 211404310203344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211404310203347) 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 7 ways as a sum of consecutive naturals, for example, 122933027 + ... + 124640834.

Almost surely, 2^{211404310203344} is an apocalyptic number.

It is an amenable number.

211404310203344 is a deficient number, since it is larger than the sum of its proper divisors (203771114597968).

211404310203344 is a wasteful number, since it uses less digits than its factorization.

211404310203344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247574595 (or 247574589 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 211404310203344 its reverse (443302013404112), we get a palindrome (654706323607456).

The spelling of 211404310203344 in words is "two hundred eleven trillion, four hundred four billion, three hundred ten million, two hundred three thousand, three hundred forty-four".