Base | Representation |
---|---|
bin | 111000110011111100… |
… | …1011101101001111101 |
3 | 102122220112122222012221 |
4 | 1301213321131221331 |
5 | 3444330030414323 |
6 | 132014054325341 |
7 | 11546220412504 |
oct | 1614771355175 |
9 | 378815588187 |
10 | 122002201213 |
11 | 47817075572 |
12 | 1b78a359851 |
13 | b673c52609 |
14 | 5c9521583b |
15 | 3290b5055d |
hex | 1c67e5da7d |
122002201213 has 8 divisors (see below), whose sum is σ = 127310145408. Its totient is φ = 116694548784.
The previous prime is 122002201183. The next prime is 122002201261. The reversal of 122002201213 is 312102200221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122002201213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122002201313) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1551931 + ... + 1628647.
It is an arithmetic number, because the mean of its divisors is an integer number (15913768176).
Almost surely, 2122002201213 is an apocalyptic number.
It is an amenable number.
122002201213 is a deficient number, since it is larger than the sum of its proper divisors (5307944195).
122002201213 is an equidigital number, since it uses as much as digits as its factorization.
122002201213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145883.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 122002201213 its reverse (312102200221), we get a palindrome (434104401434).
The spelling of 122002201213 in words is "one hundred twenty-two billion, two million, two hundred one thousand, two hundred thirteen".
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