Base | Representation |
---|---|
bin | 11101000111111000101… |
… | …100001010111000100011 |
3 | 21002022210021110121121110 |
4 | 131013320230022320203 |
5 | 230242212010333443 |
6 | 4131222124554403 |
7 | 264406606230066 |
oct | 35077054127043 |
9 | 7068707417543 |
10 | 2001332121123 |
11 | 70183a898135 |
12 | 283a560b2a03 |
13 | 11695653791a |
14 | 6cc177728dd |
15 | 370d4e15233 |
hex | 1d1f8b0ae23 |
2001332121123 has 16 divisors (see below), whose sum is σ = 2670319542176. Its totient is φ = 1333283224320.
The previous prime is 2001332121067. The next prime is 2001332121251. The reversal of 2001332121123 is 3211212331002.
It is not a de Polignac number, because 2001332121123 - 28 = 2001332120867 is a prime.
It is a super-2 number, since 2×20013321211232 (a number of 25 digits) contains 22 as substring.
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 2001332121123.
It is not an unprimeable number, because it can be changed into a prime (2001332121323) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96332565 + ... + 96353337.
It is an arithmetic number, because the mean of its divisors is an integer number (166894971386).
Almost surely, 22001332121123 is an apocalyptic number.
2001332121123 is a deficient number, since it is larger than the sum of its proper divisors (668987421053).
2001332121123 is a wasteful number, since it uses less digits than its factorization.
2001332121123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41814.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 2001332121123 its reverse (3211212331002), we get a palindrome (5212544452125).
The spelling of 2001332121123 in words is "two trillion, one billion, three hundred thirty-two million, one hundred twenty-one thousand, one hundred twenty-three".
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