Base | Representation |
---|---|
bin | 11011101111010111011011… |
… | …000011100111101001010001 |
3 | 120222222022001120012122020022 |
4 | 123233113123003213221101 |
5 | 111442341022111431001 |
6 | 1111251014025553225 |
7 | 34461240526454630 |
oct | 3357273303475121 |
9 | 528868046178208 |
10 | 122002221202001 |
11 | 35967940305a28 |
12 | 11824a21045815 |
13 | 530c9b5c06c4a |
14 | 221ad20919517 |
15 | e1885763c11b |
hex | 6ef5db0e7a51 |
122002221202001 has 16 divisors (see below), whose sum is σ = 147486391474944. Its totient is φ = 98656437521664.
The previous prime is 122002221201979. The next prime is 122002221202003. The reversal of 122002221202001 is 100202122200221.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 122002221202001 - 218 = 122002220939857 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (122002221202003) 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, 5190246956 + ... + 5190270461.
It is an arithmetic number, because the mean of its divisors is an integer number (9217899467184).
Almost surely, 2122002221202001 is an apocalyptic number.
It is an amenable number.
122002221202001 is a deficient number, since it is larger than the sum of its proper divisors (25484170272943).
122002221202001 is a wasteful number, since it uses less digits than its factorization.
122002221202001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10380517520.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 122002221202001 its reverse (100202122200221), we get a palindrome (222204343402222).
The spelling of 122002221202001 in words is "one hundred twenty-two trillion, two billion, two hundred twenty-one million, two hundred two thousand, one".
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