213141440403 has 6 divisors (see below), whose sum is σ = 307870969484. Its totient is φ = 142094293596.

The previous prime is 213141440371. The next prime is 213141440417. The reversal of 213141440403 is 304044141312.

213141440403 is a `hidden beast` number, since 213 + 1 + 4 + 1 + 4 + 40 + 403 = 666.

It is not a de Polignac number, because 213141440403 - 2⁵ = 213141440371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213141440483) 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, 11841191125 + ... + 11841191142.

Almost surely, 2^213141440403 is an apocalyptic number.

213141440403 is a deficient number, since it is larger than the sum of its proper divisors (94729529081).

213141440403 is a wasteful number, since it uses less digits than its factorization.

213141440403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23682382273 (or 23682382270 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 213141440403 its reverse (304044141312), we get a palindrome (517185581715).

The spelling of 213141440403 in words is "two hundred thirteen billion, one hundred forty-one million, four hundred forty thousand, four hundred three".