220010321320 has 32 divisors (see below), whose sum is σ = 501995387520. Its totient is φ = 86764632640.

The previous prime is 220010321317. The next prime is 220010321341. The reversal of 220010321320 is 23123010022.

It is a junction number, because it is equal to n+sod(n) for n = 220010321294 and 220010321303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38731372 + ... + 38737051.

It is an arithmetic number, because the mean of its divisors is an integer number (15687355860).

Almost surely, 2^220010321320 is an apocalyptic number.

220010321320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220010321320 is an abundant number, since it is smaller than the sum of its proper divisors (281985066200).

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

220010321320 is a wasteful number, since it uses less digits than its factorization.

220010321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77468505 (or 77468501 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 220010321320 its reverse (23123010022), we get a palindrome (243133331342).

The spelling of 220010321320 in words is "two hundred twenty billion, ten million, three hundred twenty-one thousand, three hundred twenty".