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22002130302220 = 2255538119864331
BaseRepresentation
bin1010000000010110001010…
…01010010011010100001100
32212220101100021211220220001
411000023011022103110030
510340440330324132340
6114443350014534044
74430413204551415
oct500130512232414
985811307756801
1022002130302220
117013061a63472
1225741b0b07324
13c37a3acb5663
14560ca1a0480c
152824d4db429a
hex1402c529350c

22002130302220 has 24 divisors (see below), whose sum is σ = 46205310262608. Its totient is φ = 8800692763200.

The previous prime is 22002130302137. The next prime is 22002130302221. The reversal of 22002130302220 is 2220303120022.

It is not an unprimeable number, because it can be changed into a prime (22002130302221) 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, 8824546 + ... + 11039785.

It is an arithmetic number, because the mean of its divisors is an integer number (1925221260942).

Almost surely, 222002130302220 is an apocalyptic number.

22002130302220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22002130302220 is an abundant number, since it is smaller than the sum of its proper divisors (24203179960388).

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

22002130302220 is a wasteful number, since it uses less digits than its factorization.

22002130302220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19919721 (or 19919719 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22002130302220 its reverse (2220303120022), we get a palindrome (24222433422242).

The spelling of 22002130302220 in words is "twenty-two trillion, two billion, one hundred thirty million, three hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 55381 110762 221524 276905 553810 1107620 19864331 39728662 79457324 99321655 198643310 397286620 1100106515111 2200213030222 4400426060444 5500532575555 11001065151110 22002130302220