220020011230320 has 240 divisors, whose sum is σ = 844474343224512. Its totient is φ = 50289300541440.

The previous prime is 220020011230319. The next prime is 220020011230337. The reversal of 220020011230320 is 23032110020022.

220020011230320 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 200 + 112 + 30 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220020011230293 and 220020011230302.

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, 273577914 + ... + 274380966.

Almost surely, 2^{220020011230320} is an apocalyptic number.

220020011230320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220020011230320 is an abundant number, since it is smaller than the sum of its proper divisors (624454331994192).

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

220020011230320 is a wasteful number, since it uses less digits than its factorization.

220020011230320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857440 (or 857431 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220020011230320 its reverse (23032110020022), we get a palindrome (243052121250342).

The spelling of 220020011230320 in words is "two hundred twenty trillion, twenty billion, eleven million, two hundred thirty thousand, three hundred twenty".