220020311323304 has 24 divisors (see below), whose sum is σ = 438232497255390. Its totient is φ = 103538970033408.

The previous prime is 220020311323297. The next prime is 220020311323361. The reversal of 220020311323304 is 403323113020022.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 197900127019204 + 22120184304100 = 14067698^2 + 4703210^2 .

It is a super-2 number, since 2×220020311323304² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47582244947 + ... + 47582249570.

Almost surely, 2^{220020311323304} is an apocalyptic number.

It is an amenable number.

220020311323304 is a deficient number, since it is larger than the sum of its proper divisors (218212185932086).

220020311323304 is a wasteful number, since it uses less digits than its factorization.

220020311323304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95164494557 (or 95164494536 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 220020311323304 its reverse (403323113020022), we get a palindrome (623343424343326).

The spelling of 220020311323304 in words is "two hundred twenty trillion, twenty billion, three hundred eleven million, three hundred twenty-three thousand, three hundred four".