20223016704 has 432 divisors, whose sum is σ = 65793122304. Its totient is φ = 5922201600.

The previous prime is 20223016673. The next prime is 20223016727. The reversal of 20223016704 is 40761032202.

It is a super-2 number, since 2×20223016704² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 159236289 + ... + 159236415.

Almost surely, 2^20223016704 is an apocalyptic number.

20223016704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20223016704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32896561152).

20223016704 is an abundant number, since it is smaller than the sum of its proper divisors (45570105600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20223016704 is a wasteful number, since it uses less digits than its factorization.

20223016704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

Adding to 20223016704 its reverse (40761032202), we get a palindrome (60984048906).

The spelling of 20223016704 in words is "twenty billion, two hundred twenty-three million, sixteen thousand, seven hundred four".