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10012012002 = 2321667333667
BaseRepresentation
bin10010101001100001…
…10010110111100010
3221211202100220111100
421110300302313202
5131001033341002
64333252055230
7503051461236
oct112460626742
927752326440
1010012012002
114278579893
121b35004516
13c37334a75
146ad9ac5c6
153d8e8211c
hex254c32de2

10012012002 has 24 divisors (see below), whose sum is σ = 21705770736. Its totient is φ = 3335325336.

The previous prime is 10012011983. The next prime is 10012012037. The reversal of 10012012002 is 20021021001.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136828 + ... + 196839.

It is an arithmetic number, because the mean of its divisors is an integer number (904407114).

Almost surely, 210012012002 is an apocalyptic number.

10012012002 is an abundant number, since it is smaller than the sum of its proper divisors (11693758734).

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

10012012002 is a wasteful number, since it uses less digits than its factorization.

10012012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335342 (or 335339 counting only the distinct ones).

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

Adding to 10012012002 its reverse (20021021001), we get a palindrome (30033033003).

The spelling of 10012012002 in words is "ten billion, twelve million, twelve thousand, two".

Divisors: 1 2 3 6 9 18 1667 3334 5001 10002 15003 30006 333667 667334 1001001 2002002 3003003 6006006 556222889 1112445778 1668668667 3337337334 5006006001 10012012002