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220022112011012 = 22145933769309121
BaseRepresentation
bin110010000001101111100011…
…110101000100001100000100
31001212000220112021202002220222
4302001233203311010030010
5212314320241133323022
62055540432440443512
764226034021334013
oct6201574365041404
91055026467662828
10220022112011012
11641189432a1553
1220815914179598
13959ccc46823ac
143c491ac85ca7a
151a684302cc242
hexc81be3d44304

220022112011012 has 12 divisors (see below), whose sum is σ = 385065081285276. Its totient is φ = 110003517358080.

The previous prime is 220022112010997. The next prime is 220022112011017. The reversal of 220022112011012 is 210110211220022.

It can be written as a sum of positive squares in 2 ways, for example, as 74426612851396 + 145595499159616 = 8627086^2 + 12066296^2 .

It is not an unprimeable number, because it can be changed into a prime (220022112011017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1884596189 + ... + 1884712932.

It is an arithmetic number, because the mean of its divisors is an integer number (32088756773773).

Almost surely, 2220022112011012 is an apocalyptic number.

It is an amenable number.

220022112011012 is a deficient number, since it is larger than the sum of its proper divisors (165042969274264).

220022112011012 is a wasteful number, since it uses less digits than its factorization.

220022112011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3769323718 (or 3769323716 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220022112011012 its reverse (210110211220022), we get a palindrome (430132323231034).

The spelling of 220022112011012 in words is "two hundred twenty trillion, twenty-two billion, one hundred twelve million, eleven thousand, twelve".

Divisors: 1 2 4 14593 29186 58372 3769309121 7538618242 15077236484 55005528002753 110011056005506 220022112011012