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22002210212 = 2236887149119
BaseRepresentation
bin10100011111011011…
…110001010110100100
32002210101001002022112
4110133123301112210
5330030031211322
614035131420152
71406143462313
oct243733612644
962711032275
1022002210212
119370746204
1243205b4658
1320c8446cc8
1410ca19827a
1588b9185e2
hex51f6f15a4

22002210212 has 12 divisors (see below), whose sum is σ = 38505169920. Its totient is φ = 11000733096.

The previous prime is 22002210211. The next prime is 22002210221. The reversal of 22002210212 is 21201220022.

It is not an unprimeable number, because it can be changed into a prime (22002210211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72989 + ... + 222107.

It is an arithmetic number, because the mean of its divisors is an integer number (3208764160).

Almost surely, 222002210212 is an apocalyptic number.

It is an amenable number.

22002210212 is a deficient number, since it is larger than the sum of its proper divisors (16502959708).

22002210212 is a wasteful number, since it uses less digits than its factorization.

22002210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186010 (or 186008 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22002210212 its reverse (21201220022), we get a palindrome (43203430234).

The spelling of 22002210212 in words is "twenty-two billion, two million, two hundred ten thousand, two hundred twelve".

Divisors: 1 2 4 36887 73774 147548 149119 298238 596476 5500552553 11001105106 22002210212