Base | Representation |
---|---|
bin | 11011110010011001000010… |
… | …110010111110100010110101 |
3 | 121000201011200101122220210020 |
4 | 123302121002302332202311 |
5 | 112004242311221200041 |
6 | 1111530315404515353 |
7 | 34512250463110062 |
oct | 3362310262764265 |
9 | 530634611586706 |
10 | 122210120100021 |
11 | 35a38025870118 |
12 | 11859181b4bb59 |
13 | 532649882ac75 |
14 | 2227003aa7c69 |
15 | e1de7428a866 |
hex | 6f2642cbe8b5 |
122210120100021 has 8 divisors (see below), whose sum is σ = 162946959792864. Its totient is φ = 81473346903600.
The previous prime is 122210120099999. The next prime is 122210120100121. The reversal of 122210120100021 is 120001021012221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 122210120100021 - 211 = 122210120097973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122210120100121) 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, 12164926 + ... + 19809231.
It is an arithmetic number, because the mean of its divisors is an integer number (20368369974108).
Almost surely, 2122210120100021 is an apocalyptic number.
It is an amenable number.
122210120100021 is a deficient number, since it is larger than the sum of its proper divisors (40736839692843).
122210120100021 is a wasteful number, since it uses less digits than its factorization.
122210120100021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33248211.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 122210120100021 its reverse (120001021012221), we get a palindrome (242211141112242).
The spelling of 122210120100021 in words is "one hundred twenty-two trillion, two hundred ten billion, one hundred twenty million, one hundred thousand, twenty-one".
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