Search a number
-
+
10122202212 = 2233127210221
BaseRepresentation
bin10010110110101010…
…01000110001100100
3222010102201011001020
421123111020301210
5131212240432322
64352225531140
7505560204423
oct113325106144
928112634036
1010122202212
1143247a0381
121b65aa3ab0
13c54105885
146c04932ba
153e399b05c
hex25b548c64

10122202212 has 24 divisors (see below), whose sum is σ = 24380358912. Its totient is φ = 3265226400.

The previous prime is 10122202187. The next prime is 10122202213. The reversal of 10122202212 is 21220222101.

It is a junction number, because it is equal to n+sod(n) for n = 10122202191 and 10122202200.

It is not an unprimeable number, because it can be changed into a prime (10122202213) 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, 13604739 + ... + 13605482.

It is an arithmetic number, because the mean of its divisors is an integer number (1015848288).

Almost surely, 210122202212 is an apocalyptic number.

10122202212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10122202212 is an abundant number, since it is smaller than the sum of its proper divisors (14258156700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10122202212 is a wasteful number, since it uses less digits than its factorization.

10122202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27210259 (or 27210257 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10122202212 its reverse (21220222101), we get a palindrome (31342424313).

The spelling of 10122202212 in words is "ten billion, one hundred twenty-two million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 27210221 54420442 81630663 108840884 163261326 326522652 843516851 1687033702 2530550553 3374067404 5061101106 10122202212