3321120100000 has 144 divisors (see below), whose sum is σ = 8206799731200. Its totient is φ = 1322880160000.

The previous prime is 3321120099971. The next prime is 3321120100007. The reversal of 3321120100000 is 10211233.

It is a super-2 number, since 2×3321120100000² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321120100007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23830521 + ... + 23969479.

It is an arithmetic number, because the mean of its divisors is an integer number (56991664800).

Almost surely, 2^{3321120100000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3321120100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4103399865600).

3321120100000 is an abundant number, since it is smaller than the sum of its proper divisors (4885679631200).

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

3321120100000 is an equidigital number, since it uses as much as digits as its factorization.

3321120100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139233 (or 139205 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 3321120100000 its reverse (10211233), we get a palindrome (3321130311233).

The spelling of 3321120100000 in words is "three trillion, three hundred twenty-one billion, one hundred twenty million, one hundred thousand".