Base | Representation |
---|---|
bin | 10001101000111100110… |
… | …100010011010011111110 |
3 | 11021212220101021021111122 |
4 | 101220330310103103332 |
5 | 124330041441333042 |
6 | 2324513312550542 |
7 | 153402321343313 |
oct | 21507464232376 |
9 | 4255811237448 |
10 | 1212201121022 |
11 | 428100a26991 |
12 | 176b23852452 |
13 | 8a405309b48 |
14 | 42956b3ad0a |
15 | 217eae377d2 |
hex | 11a3cd134fe |
1212201121022 has 4 divisors (see below), whose sum is σ = 1818301681536. Its totient is φ = 606100560510.
The previous prime is 1212201120967. The next prime is 1212201121031. The reversal of 1212201121022 is 2201211022121.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303050280254 + ... + 303050280257.
It is an arithmetic number, because the mean of its divisors is an integer number (454575420384).
Almost surely, 21212201121022 is an apocalyptic number.
1212201121022 is a deficient number, since it is larger than the sum of its proper divisors (606100560514).
1212201121022 is an equidigital number, since it uses as much as digits as its factorization.
1212201121022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606100560513.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 1212201121022 its reverse (2201211022121), we get a palindrome (3413412143143).
The spelling of 1212201121022 in words is "one trillion, two hundred twelve billion, two hundred one million, one hundred twenty-one thousand, twenty-two".
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