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2000012001210 = 232522871971639
BaseRepresentation
bin11101000110101010000…
…000010011111110111010
321002012101021102120112100
4131012222000103332322
5230232011033014320
64130443130124230
7264332106341016
oct35065200237672
97065337376470
102000012001210
117012226a8543
12283747b80676
131167a5ba6a92
146cb302d5546
153705909d790
hex1d1aa013fba

2000012001210 has 48 divisors (see below), whose sum is σ = 5200263918720. Its totient is φ = 533312665440.

The previous prime is 2000012001199. The next prime is 2000012001217. The reversal of 2000012001210 is 121002100002.

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

It is a junction number, because it is equal to n+sod(n) for n = 2000012001192 and 2000012001201.

It is not an unprimeable number, because it can be changed into a prime (2000012001217) 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, 1572571 + ... + 2544209.

It is an arithmetic number, because the mean of its divisors is an integer number (108338831640).

Almost surely, 22000012001210 is an apocalyptic number.

2000012001210 is an abundant number, since it is smaller than the sum of its proper divisors (3200251917510).

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

2000012001210 is a wasteful number, since it uses less digits than its factorization.

2000012001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994523 (or 994520 counting only the distinct ones).

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

Adding to 2000012001210 its reverse (121002100002), we get a palindrome (2121014101212).

The spelling of 2000012001210 in words is "two trillion, twelve million, one thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 22871 45742 68613 114355 137226 205839 228710 343065 411678 686130 971639 1029195 1943278 2058390 2914917 4858195 5829834 8744751 9716390 14574585 17489502 29149170 43723755 87447510 22222355569 44444711138 66667066707 111111777845 133334133414 200001200121 222223555690 333335333535 400002400242 666670667070 1000006000605 2000012001210