Base | Representation |
---|---|
bin | 1001001100010000001010… |
… | …01000000101100100001001 |
3 | 2122120021020010011010221212 |
4 | 10212020011020011210021 |
5 | 10122124042214213001 |
6 | 110553205113342505 |
7 | 4154166132100241 |
oct | 446100510054411 |
9 | 78507203133855 |
10 | 20212202101001 |
11 | 6492a46178329 |
12 | 2325315707a35 |
13 | b380055a9101 |
14 | 4dc3c0b28b21 |
15 | 250b7469c7bb |
hex | 126205205909 |
20212202101001 has 16 divisors (see below), whose sum is σ = 21579554828160. Its totient is φ = 18875301903360.
The previous prime is 20212202100991. The next prime is 20212202101033. The reversal of 20212202101001 is 10010120221202.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20212202101001 is a prime.
It is a super-2 number, since 2×202122021010012 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20212202107001) 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, 6148265 + ... + 8844521.
It is an arithmetic number, because the mean of its divisors is an integer number (1348722176760).
Almost surely, 220212202101001 is an apocalyptic number.
It is an amenable number.
20212202101001 is a deficient number, since it is larger than the sum of its proper divisors (1367352727159).
20212202101001 is a wasteful number, since it uses less digits than its factorization.
20212202101001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2701904.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20212202101001 its reverse (10010120221202), we get a palindrome (30222322322203).
The spelling of 20212202101001 in words is "twenty trillion, two hundred twelve billion, two hundred two million, one hundred one thousand, one".
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