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12100002021001 = 71988319058813
BaseRepresentation
bin1011000000010100000001…
…0100100111111010001001
31120211202012221112010100001
42300011000110213322021
53041221301004133001
641422355244243001
72356124221116106
oct260050024477211
946752187463301
1012100002021001
113945644770354
12143508a240461
1369a04375918b
142db901007aad
1515eb37409001
hexb0140527e89

12100002021001 has 8 divisors (see below), whose sum is σ = 12130553934720. Its totient is φ = 12069488228112.

The previous prime is 12100002020999. The next prime is 12100002021043. The reversal of 12100002021001 is 10012020000121.

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 12100002021001 - 21 = 12100002020999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12100002021101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8894530 + ... + 10164283.

It is an arithmetic number, because the mean of its divisors is an integer number (1516319241840).

Almost surely, 212100002021001 is an apocalyptic number.

It is an amenable number.

12100002021001 is a deficient number, since it is larger than the sum of its proper divisors (30551913719).

12100002021001 is an equidigital number, since it uses as much as digits as its factorization.

12100002021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19060415.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12100002021001 its reverse (10012020000121), we get a palindrome (22112022021122).

The spelling of 12100002021001 in words is "twelve trillion, one hundred billion, two million, twenty-one thousand, one".

Divisors: 1 719 883 634877 19058813 13703286547 16828931879 12100002021001