Base | Representation |
---|---|
bin | 1001000110101100011001… |
… | …01000100100010001000010 |
3 | 2121220000012222210021021220 |
4 | 10203112030220210101002 |
5 | 10111011410203324302 |
6 | 110325340242455510 |
7 | 4134325023111420 |
oct | 443261450442102 |
9 | 77800188707256 |
10 | 20021202011202 |
11 | 6419a42646947 |
12 | 22b42b0064596 |
13 | b22cb6a083b2 |
14 | 4d3062038110 |
15 | 24abe63d84bc |
hex | 12358ca24442 |
20021202011202 has 16 divisors (see below), whose sum is σ = 45762747454272. Its totient is φ = 5720343431760.
The previous prime is 20021202011201. The next prime is 20021202011203. The reversal of 20021202011202 is 20211020212002.
It is an interprime number because it is at equal distance from previous prime (20021202011201) and next prime (20021202011203).
It is not an unprimeable number, because it can be changed into a prime (20021202011201) 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, 238347642949 + ... + 238347643032.
It is an arithmetic number, because the mean of its divisors is an integer number (2860171715892).
Almost surely, 220021202011202 is an apocalyptic number.
20021202011202 is an abundant number, since it is smaller than the sum of its proper divisors (25741545443070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20021202011202 is a wasteful number, since it uses less digits than its factorization.
20021202011202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 476695285993.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 20021202011202 its reverse (20211020212002), we get a palindrome (40232222223204).
The spelling of 20021202011202 in words is "twenty trillion, twenty-one billion, two hundred two million, eleven thousand, two hundred two".
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