Base | Representation |
---|---|
bin | 1001001001010101100010… |
… | …10101111100110000101001 |
3 | 2122012200121201011212212211 |
4 | 10210222301111330300221 |
5 | 10114003400110413001 |
6 | 110435155244205121 |
7 | 4144021261021360 |
oct | 444526125746051 |
9 | 78180551155784 |
10 | 20112012201001 |
11 | 6454502628586 |
12 | 2309a142397a1 |
13 | b2b72963a606 |
14 | 4d75d87947d7 |
15 | 24d25d951351 |
hex | 124ab157cc29 |
20112012201001 has 16 divisors (see below), whose sum is σ = 24157061913600. Its totient is φ = 16370723171088.
The previous prime is 20112012200983. The next prime is 20112012201019. The reversal of 20112012201001 is 10010221021102.
It is an interprime number because it is at equal distance from previous prime (20112012200983) and next prime (20112012201019).
It is not a de Polignac number, because 20112012201001 - 225 = 20111978646569 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20112012201091) 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, 449327731 + ... + 449372488.
It is an arithmetic number, because the mean of its divisors is an integer number (1509816369600).
Almost surely, 220112012201001 is an apocalyptic number.
It is an amenable number.
20112012201001 is a deficient number, since it is larger than the sum of its proper divisors (4045049712599).
20112012201001 is a wasteful number, since it uses less digits than its factorization.
20112012201001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 898700388.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 20112012201001 its reverse (10010221021102), we get a palindrome (30122233222103).
The spelling of 20112012201001 in words is "twenty trillion, one hundred twelve billion, twelve million, two hundred one thousand, one".
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