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12100012002101 = 32363373884127
BaseRepresentation
bin1011000000010100000011…
…1010101100101100110101
31120211202020122022012211102
42300011000322230230311
53041221311033031401
641422400242215445
72356124402006402
oct260050072545465
946752218265742
1012100012002101
11394564a3682a1
121435091654585
1369a04584225a
142db9024852a9
1515eb3822b56b
hexb0140eacb35

12100012002101 has 4 divisors (see below), whose sum is σ = 12100385918592. Its totient is φ = 12099638085612.

The previous prime is 12100012002053. The next prime is 12100012002109. The reversal of 12100012002101 is 10120021000121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12100012002101 - 214 = 12100011985717 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 (12100012002109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186909701 + ... + 186974426.

It is an arithmetic number, because the mean of its divisors is an integer number (3025096479648).

Almost surely, 212100012002101 is an apocalyptic number.

It is an amenable number.

12100012002101 is a deficient number, since it is larger than the sum of its proper divisors (373916491).

12100012002101 is an equidigital number, since it uses as much as digits as its factorization.

12100012002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373916490.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12100012002101 its reverse (10120021000121), we get a palindrome (22220033002222).

The spelling of 12100012002101 in words is "twelve trillion, one hundred billion, twelve million, two thousand, one hundred one".

Divisors: 1 32363 373884127 12100012002101