10321220313120 has 96 divisors (see below), whose sum is σ = 32526605305152. Its totient is φ = 2751075781632.

The previous prime is 10321220313037. The next prime is 10321220313121. The reversal of 10321220313120 is 2131302212301.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (10321220313121) 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, 3822847 + ... + 5937726.

It is an arithmetic number, because the mean of its divisors is an integer number (338818805262).

Almost surely, 2^{10321220313120} is an apocalyptic number.

10321220313120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10321220313120 is an abundant number, since it is smaller than the sum of its proper divisors (22205384992032).

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

10321220313120 is a wasteful number, since it uses less digits than its factorization.

10321220313120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9762794 (or 9762786 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 10321220313120 its reverse (2131302212301), we get a palindrome (12452522525421).

The spelling of 10321220313120 in words is "ten trillion, three hundred twenty-one billion, two hundred twenty million, three hundred thirteen thousand, one hundred twenty".