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200312320301 = 1721116392981
BaseRepresentation
bin1011101010001110001…
…0110111000100101101
3201011001002222012101222
42322203202313010231
511240214423222201
6232004444113125
720320632425552
oct2724342670455
9634032865358
10200312320301
1177a520a0055
12329a42357a5
1315b73c419a2
1499a3780a29
155325ab891b
hex2ea38b712d

200312320301 has 4 divisors (see below), whose sum is σ = 200428715004. Its totient is φ = 200195925600.

The previous prime is 200312320277. The next prime is 200312320331. The reversal of 200312320301 is 103023213002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103023213002 = 251511606501.

It can be written as a sum of positive squares in 2 ways, for example, as 102111563401 + 98200756900 = 319549^2 + 313370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200312320301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200312320301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200312320331) 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, 58194770 + ... + 58198211.

It is an arithmetic number, because the mean of its divisors is an integer number (50107178751).

Almost surely, 2200312320301 is an apocalyptic number.

It is an amenable number.

200312320301 is a deficient number, since it is larger than the sum of its proper divisors (116394703).

200312320301 is a wasteful number, since it uses less digits than its factorization.

200312320301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116394702.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 200312320301 its reverse (103023213002), we get a palindrome (303335533303).

The spelling of 200312320301 in words is "two hundred billion, three hundred twelve million, three hundred twenty thousand, three hundred one".

Divisors: 1 1721 116392981 200312320301