Base | Representation |
---|---|
bin | 10011000000001011… |
… | …00111100100011010 |
3 | 222022222220022122010 |
4 | 21200011213210122 |
5 | 131343204120442 |
6 | 4404200410350 |
7 | 510546511620 |
oct | 114005474432 |
9 | 28288808563 |
10 | 10202020122 |
11 | 4365857798 |
12 | 1b887769b6 |
13 | c678010c8 |
14 | 6cad0d510 |
15 | 3ea9b5b9c |
hex | 26016791a |
10202020122 has 16 divisors (see below), whose sum is σ = 23318903232. Its totient is φ = 2914862880.
The previous prime is 10202020121. The next prime is 10202020163. The reversal of 10202020122 is 22102020201.
It is a junction number, because it is equal to n+sod(n) for n = 10202020098 and 10202020107.
It is not an unprimeable number, because it can be changed into a prime (10202020121) 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, 121452579 + ... + 121452662.
It is an arithmetic number, because the mean of its divisors is an integer number (1457431452).
Almost surely, 210202020122 is an apocalyptic number.
10202020122 is an abundant number, since it is smaller than the sum of its proper divisors (13116883110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10202020122 is a wasteful number, since it uses less digits than its factorization.
10202020122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242905253.
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 10202020122 its reverse (22102020201), we get a palindrome (32304040323).
It can be divided in two parts, 102020201 and 22, that multiplied together give a palindrome (2244444422).
The spelling of 10202020122 in words is "ten billion, two hundred two million, twenty thousand, one hundred twenty-two".
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