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12100020021201 = 37576191429581
BaseRepresentation
bin1011000000010100000101…
…1001010010011111010001
31120211202021012101121222010
42300011001121102133101
53041221320111134301
641422401130133133
72356124530115610
oct260050131223721
946752235347863
1012100020021201
113945653945152
1214350942811a9
1369a0473bc298
142db903571877
1515eb38cb25d6
hexb01416527d1

12100020021201 has 8 divisors (see below), whose sum is σ = 18438125746624. Its totient is φ = 6914297154960.

The previous prime is 12100020021191. The next prime is 12100020021211. The reversal of 12100020021201 is 10212002000121.

It is an interprime number because it is at equal distance from previous prime (12100020021191) and next prime (12100020021211).

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

It is not a de Polignac number, because 12100020021201 - 26 = 12100020021137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12100020021211) 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, 288095714770 + ... + 288095714811.

It is an arithmetic number, because the mean of its divisors is an integer number (2304765718328).

Almost surely, 212100020021201 is an apocalyptic number.

It is an amenable number.

12100020021201 is a deficient number, since it is larger than the sum of its proper divisors (6338105725423).

12100020021201 is an equidigital number, since it uses as much as digits as its factorization.

12100020021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576191429591.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12100020021201 its reverse (10212002000121), we get a palindrome (22312022021322).

The spelling of 12100020021201 in words is "twelve trillion, one hundred billion, twenty million, twenty-one thousand, two hundred one".

Divisors: 1 3 7 21 576191429581 1728574288743 4033340007067 12100020021201