221240404203314 has 4 divisors (see below), whose sum is σ = 331860606304974. Its totient is φ = 110620202101656.

The previous prime is 221240404203263. The next prime is 221240404203409. The reversal of 221240404203314 is 413302404042122.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 193120133052289 + 28120271151025 = 13896767^2 + 5302855^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55310101050827 + ... + 55310101050830.

Almost surely, 2^{221240404203314} is an apocalyptic number.

221240404203314 is a deficient number, since it is larger than the sum of its proper divisors (110620202101660).

221240404203314 is a wasteful number, since it uses less digits than its factorization.

221240404203314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110620202101659.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 221240404203314 its reverse (413302404042122), we get a palindrome (634542808245436).

The spelling of 221240404203314 in words is "two hundred twenty-one trillion, two hundred forty billion, four hundred four million, two hundred three thousand, three hundred fourteen".