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200012000101 = 625973195233
BaseRepresentation
bin1011101001000110100…
…1001110101101100101
3201010021011212100112121
42322101221032231211
511234111033000401
6231514555145541
720310324643504
oct2722151165545
9633234770477
10200012000101
1177908618041
123291b7452b1
1315b26961224
14997592683b
155309544ca1
hex2e91a4eb65

200012000101 has 4 divisors (see below), whose sum is σ = 200015257932. Its totient is φ = 200008742272.

The previous prime is 200012000077. The next prime is 200012000113. The reversal of 200012000101 is 101000210002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79515540225 + 120496459876 = 281985^2 + 347126^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200012000101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200012003101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1535020 + ... + 1660213.

It is an arithmetic number, because the mean of its divisors is an integer number (50003814483).

Almost surely, 2200012000101 is an apocalyptic number.

It is an amenable number.

200012000101 is a deficient number, since it is larger than the sum of its proper divisors (3257831).

200012000101 is an equidigital number, since it uses as much as digits as its factorization.

200012000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257830.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 200012000101 its reverse (101000210002), we get a palindrome (301012210103).

The spelling of 200012000101 in words is "two hundred billion, twelve million, one hundred one", and thus it is an aban number.

Divisors: 1 62597 3195233 200012000101