Base | Representation |
---|---|
bin | 10001110010010000110… |
… | …011000100110010001111 |
3 | 11022211201012221222110112 |
4 | 101302100303010302033 |
5 | 130011031201120421 |
6 | 2333245420030235 |
7 | 154205153521520 |
oct | 21622063046217 |
9 | 4284635858415 |
10 | 1222200020111 |
11 | 431372059854 |
12 | 178a5439237b |
13 | 8b339a00195 |
14 | 43224a94847 |
15 | 21bd3b7945b |
hex | 11c90cc4c8f |
1222200020111 has 8 divisors (see below), whose sum is σ = 1396884264960. Its totient is φ = 1047536835768.
The previous prime is 1222200020099. The next prime is 1222200020137. The reversal of 1222200020111 is 1110200022221.
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-1222200020111 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 (1222200020191) 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, 5140571 + ... + 5373068.
It is an arithmetic number, because the mean of its divisors is an integer number (174610533120).
Almost surely, 21222200020111 is an apocalyptic number.
1222200020111 is a deficient number, since it is larger than the sum of its proper divisors (174684244849).
1222200020111 is a wasteful number, since it uses less digits than its factorization.
1222200020111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10530253.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 1222200020111 its reverse (1110200022221), we get a palindrome (2332400042332).
The spelling of 1222200020111 in words is "one trillion, two hundred twenty-two billion, two hundred million, twenty thousand, one hundred eleven".
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