10220321210320 has 80 divisors (see below), whose sum is σ = 25791609231360. Its totient is φ = 3743943178752.

The previous prime is 10220321210317. The next prime is 10220321210327. The reversal of 10220321210320 is 2301212302201.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220321210327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38557810 + ... + 38821969.

It is an arithmetic number, because the mean of its divisors is an integer number (322395115392).

Almost surely, 2^{10220321210320} is an apocalyptic number.

10220321210320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10220321210320 is an abundant number, since it is smaller than the sum of its proper divisors (15571288021040).

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

10220321210320 is a wasteful number, since it uses less digits than its factorization.

10220321210320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77379932 (or 77379926 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10220321210320 its reverse (2301212302201), we get a palindrome (12521533512521).

The spelling of 10220321210320 in words is "ten trillion, two hundred twenty billion, three hundred twenty-one million, two hundred ten thousand, three hundred twenty".