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12120301010201 = 172542092804617
BaseRepresentation
bin1011000001011111101000…
…1111000111110100011001
31120220200121121122121122212
42300113322033013310121
53042034334024311301
641435553414124505
72360443233512456
oct260277217076431
946820547577585
1012120301010201
113953210a4338a
121438bb4350735
1369bc2a0697a7
142dc8a8cbc82d
151604245344bb
hexb05fa3c7d19

12120301010201 has 8 divisors (see below), whose sum is σ = 12833314952040. Its totient is φ = 11407293186048.

The previous prime is 12120301010161. The next prime is 12120301010221. The reversal of 12120301010201 is 10201010302121.

It can be written as a sum of positive squares in 4 ways, for example, as 2172263299600 + 9948037710601 = 1473860^2 + 3154051^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12120301010201 - 26 = 12120301010137 is a prime.

It is a super-2 number, since 2×121203010102012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12120301010221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2919245 + ... + 5723861.

It is an arithmetic number, because the mean of its divisors is an integer number (1604164369005).

Almost surely, 212120301010201 is an apocalyptic number.

It is an amenable number.

12120301010201 is a deficient number, since it is larger than the sum of its proper divisors (713013941839).

12120301010201 is a wasteful number, since it uses less digits than its factorization.

12120301010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058843.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12120301010201 its reverse (10201010302121), we get a palindrome (22321311312322).

The spelling of 12120301010201 in words is "twelve trillion, one hundred twenty billion, three hundred one million, ten thousand, two hundred one".

Divisors: 1 17 254209 2804617 4321553 47678489 712958882953 12120301010201