218350500022 has 4 divisors (see below), whose sum is σ = 327525750036. Its totient is φ = 109175250010.

The previous prime is 218350500019. The next prime is 218350500113. The reversal of 218350500022 is 220005053812.

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

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, 54587625004 + ... + 54587625007.

It is an arithmetic number, because the mean of its divisors is an integer number (81881437509).

Almost surely, 2^218350500022 is an apocalyptic number.

218350500022 is a deficient number, since it is larger than the sum of its proper divisors (109175250014).

218350500022 is a wasteful number, since it uses less digits than its factorization.

218350500022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109175250013.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 218350500022 its reverse (220005053812), we get a palindrome (438355553834).

The spelling of 218350500022 in words is "two hundred eighteen billion, three hundred fifty million, five hundred thousand, twenty-two".