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3320030031020 = 22541611932411427
BaseRepresentation
bin110000010100000001001…
…101011110110010101100
3102202101120121020022020222
4300110001031132302230
5413343410141443040
611021111205430512
7461602303431353
oct60240115366254
912671517208228
103320030031020
11107002044381a
1245753b40b438
131b110131c571
14b69942da99a
155b565601bb5
hex3050135ecac

3320030031020 has 192 divisors, whose sum is σ = 7332221457792. Its totient is φ = 1261633536000.

The previous prime is 3320030031001. The next prime is 3320030031041. The reversal of 3320030031020 is 201300300233.

It is a super-2 number, since 2×33200300310202 (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3320030031020.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2326579547 + ... + 2326580973.

It is an arithmetic number, because the mean of its divisors is an integer number (38188653426).

Almost surely, 23320030031020 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 3320030031020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3666110728896).

3320030031020 is an abundant number, since it is smaller than the sum of its proper divisors (4012191426772).

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

3320030031020 is a wasteful number, since it uses less digits than its factorization.

3320030031020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972 (or 1970 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 3320030031020 its reverse (201300300233), we get a palindrome (3521330331253).

The spelling of 3320030031020 in words is "three trillion, three hundred twenty billion, thirty million, thirty-one thousand, twenty".