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10000002012 = 223711136731237
BaseRepresentation
bin10010101000000101…
…11110101111011100
3221210220202201212220
421110002332233130
5130440000031022
64332142425340
7502544420550
oct112402765734
927726681786
1010000002012
114271816580
121b30b92250
13c349bb370
146ac163860
153d7dad85c
hex2540bebdc

10000002012 has 192 divisors, whose sum is σ = 31400592384. Its totient is φ = 2392104960.

The previous prime is 10000002011. The next prime is 10000002037. The reversal of 10000002012 is 21020000001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000002011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8083458 + ... + 8084694.

It is an arithmetic number, because the mean of its divisors is an integer number (163544752).

Almost surely, 210000002012 is an apocalyptic number.

10000002012 is a gapful number since it is divisible by the number (12) 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 10000002012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15700296192).

10000002012 is an abundant number, since it is smaller than the sum of its proper divisors (21400590372).

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

10000002012 is a wasteful number, since it uses less digits than its factorization.

10000002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948 (or 1946 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 10000002012 its reverse (21020000001), we get a palindrome (31020002013).

The spelling of 10000002012 in words is "ten billion, two thousand, twelve".