Base | Representation |
---|---|
bin | 1001000110101100000001… |
… | …01110011000111100110010 |
3 | 2121212222201001211101002221 |
4 | 10203112000232120330302 |
5 | 10111011003031223442 |
6 | 110325304344231254 |
7 | 4134320045616043 |
oct | 443260056307462 |
9 | 77788631741087 |
10 | 20021002211122 |
11 | 641994a890110 |
12 | 22b425516b52a |
13 | b22c844c10b3 |
14 | 4d30436a88ca |
15 | 24abd3abd467 |
hex | 123580b98f32 |
20021002211122 has 32 divisors (see below), whose sum is σ = 33299310189888. Its totient is φ = 8951108040000.
The previous prime is 20021002211113. The next prime is 20021002211137. The reversal of 20021002211122 is 22111220012002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20021002211096 and 20021002211105.
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, 107563597 + ... + 107749567.
It is an arithmetic number, because the mean of its divisors is an integer number (1040603443434).
Almost surely, 220021002211122 is an apocalyptic number.
20021002211122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20021002211122 is a deficient number, since it is larger than the sum of its proper divisors (13278307978766).
20021002211122 is a wasteful number, since it uses less digits than its factorization.
20021002211122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 266266.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 20021002211122 its reverse (22111220012002), we get a palindrome (42132222223124).
The spelling of 20021002211122 in words is "twenty trillion, twenty-one billion, two million, two hundred eleven thousand, one hundred twenty-two".
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