211431414303 has 6 divisors (see below), whose sum is σ = 305400931784. Its totient is φ = 140954276196.

The previous prime is 211431414269. The next prime is 211431414331. The reversal of 211431414303 is 303414134112.

211431414303 is a `hidden beast` number, since 21 + 14 + 314 + 14 + 303 = 666.

It is not a de Polignac number, because 211431414303 - 2²⁸ = 211162978847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211431414353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11746189675 + ... + 11746189692.

Almost surely, 2^211431414303 is an apocalyptic number.

211431414303 is a deficient number, since it is larger than the sum of its proper divisors (93969517481).

211431414303 is a wasteful number, since it uses less digits than its factorization.

211431414303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23492379373 (or 23492379370 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 211431414303 its reverse (303414134112), we get a palindrome (514845548415).

The spelling of 211431414303 in words is "two hundred eleven billion, four hundred thirty-one million, four hundred fourteen thousand, three hundred three".