Base | Representation |
---|---|
bin | 11011100001000110110011… |
… | …010000110010011100110001 |
3 | 120212111121201020111202110022 |
4 | 123201012303100302130301 |
5 | 111330312133030201001 |
6 | 1105220513315413225 |
7 | 34330400303406101 |
oct | 3341066320623461 |
9 | 525447636452408 |
10 | 121022301022001 |
11 | 3561a2a6977aa5 |
12 | 116a6b238b4215 |
13 | 526b47aa12502 |
14 | 21c5721215201 |
15 | ded103b5c11b |
hex | 6e11b3432731 |
121022301022001 has 4 divisors (see below), whose sum is σ = 123974064461604. Its totient is φ = 118070537582400.
The previous prime is 121022301021929. The next prime is 121022301022003. The reversal of 121022301022001 is 100220103220121.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 23520026565025 + 97502274456976 = 4849745^2 + 9874324^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-121022301022001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121022301022003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475881719740 + ... + 1475881719821.
It is an arithmetic number, because the mean of its divisors is an integer number (30993516115401).
Almost surely, 2121022301022001 is an apocalyptic number.
It is an amenable number.
121022301022001 is a deficient number, since it is larger than the sum of its proper divisors (2951763439603).
121022301022001 is an equidigital number, since it uses as much as digits as its factorization.
121022301022001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2951763439602.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 121022301022001 its reverse (100220103220121), we get a palindrome (221242404242122).
The spelling of 121022301022001 in words is "one hundred twenty-one trillion, twenty-two billion, three hundred one million, twenty-two thousand, one".
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