Base | Representation |
---|---|
bin | 10111001111011111111111… |
… | …111101100111111110101010 |
3 | 111101221011020221212102100110 |
4 | 113033133333331213332222 |
5 | 101344234003040201442 |
6 | 1001223153220315150 |
7 | 30350111240352510 |
oct | 2717377775477652 |
9 | 441834227772313 |
10 | 102220221022122 |
11 | 2a630396989395 |
12 | b56ab69242ab6 |
13 | 450643010bb18 |
14 | 1b356b11604b0 |
15 | bc3eb109a69c |
hex | 5cf7fff67faa |
102220221022122 has 32 divisors (see below), whose sum is σ = 233659890237312. Its totient is φ = 29204068590144.
The previous prime is 102220221022097. The next prime is 102220221022163. The reversal of 102220221022122 is 221220122022201.
It is a super-2 number, since 2×1022202210221222 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70475413 + ... + 71911224.
It is an arithmetic number, because the mean of its divisors is an integer number (7301871569916).
Almost surely, 2102220221022122 is an apocalyptic number.
102220221022122 is an abundant number, since it is smaller than the sum of its proper divisors (131439669215190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102220221022122 is a wasteful number, since it uses less digits than its factorization.
102220221022122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142403742.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 102220221022122 its reverse (221220122022201), we get a palindrome (323440343044323).
The spelling of 102220221022122 in words is "one hundred two trillion, two hundred twenty billion, two hundred twenty-one million, twenty-two thousand, one hundred twenty-two".
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