213144244414 has 4 divisors (see below), whose sum is σ = 319716366624. Its totient is φ = 106572122206.

The previous prime is 213144244409. The next prime is 213144244429. The reversal of 213144244414 is 414442441312.

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

It is a self number, because there is not a number n which added to its sum of digits gives 213144244414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53286061102 + ... + 53286061105.

It is an arithmetic number, because the mean of its divisors is an integer number (79929091656).

Almost surely, 2^213144244414 is an apocalyptic number.

213144244414 is a deficient number, since it is larger than the sum of its proper divisors (106572122210).

213144244414 is a wasteful number, since it uses less digits than its factorization.

213144244414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106572122209.

The product of its digits is 49152, while the sum is 34.

Adding to 213144244414 its reverse (414442441312), we get a palindrome (627586685726).

The spelling of 213144244414 in words is "two hundred thirteen billion, one hundred forty-four million, two hundred forty-four thousand, four hundred fourteen".