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10002210120 = 23325712731253
BaseRepresentation
bin10010101000010110…
…11001110101001000
3221211001220220211200
421110023121311020
5130441031210440
64332302024200
7502602245310
oct112413316510
927731826750
1010002210120
114272a94561
121b31878060
13c352b2436
146ac57a440
153d8197c30
hex2542d9d48

10002210120 has 192 divisors, whose sum is σ = 37444792320. Its totient is φ = 2268145152.

The previous prime is 10002210061. The next prime is 10002210131. The reversal of 10002210120 is 2101220001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 304414 + ... + 335666.

It is an arithmetic number, because the mean of its divisors is an integer number (195024960).

Almost surely, 210002210120 is an apocalyptic number.

10002210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10002210120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18722396160).

10002210120 is an abundant number, since it is smaller than the sum of its proper divisors (27442582200).

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

10002210120 is a wasteful number, since it uses less digits than its factorization.

10002210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31404 (or 31397 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10002210120 its reverse (2101220001), we get a palindrome (12103430121).

The spelling of 10002210120 in words is "ten billion, two million, two hundred ten thousand, one hundred twenty".