Base | Representation |
---|---|
bin | 10111000000111100100100… |
… | …110100011110110010101110 |
3 | 111021101112210122022012200100 |
4 | 113000330210310132302232 |
5 | 101231342242133032342 |
6 | 555135513313211530 |
7 | 30214624510063263 |
oct | 2700744464366256 |
9 | 437345718265610 |
10 | 101220112002222 |
11 | 2a285232471204 |
12 | b429176860ba6 |
13 | 4463028392085 |
14 | 1add11845926a |
15 | ba7e79e9be4c |
hex | 5c0f24d1ecae |
101220112002222 has 48 divisors (see below), whose sum is σ = 220608435039408. Its totient is φ = 33540369373440.
The previous prime is 101220112002181. The next prime is 101220112002277. The reversal of 101220112002222 is 222200211022101.
It is a happy number.
101220112002222 is a `hidden beast` number, since 10 + 1 + 220 + 11 + 200 + 2 + 222 = 666.
It is a super-2 number, since 2×1012201120022222 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 101220112002195 and 101220112002204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20310822 + ... + 24798582.
It is an arithmetic number, because the mean of its divisors is an integer number (4596009063321).
Almost surely, 2101220112002222 is an apocalyptic number.
101220112002222 is an abundant number, since it is smaller than the sum of its proper divisors (119388323037186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101220112002222 is a wasteful number, since it uses less digits than its factorization.
101220112002222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4495185 (or 4495182 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 101220112002222 its reverse (222200211022101), we get a palindrome (323420323024323).
The spelling of 101220112002222 in words is "one hundred one trillion, two hundred twenty billion, one hundred twelve million, two thousand, two hundred twenty-two".
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