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22020223323 = 371481708023
BaseRepresentation
bin10100100000100000…
…011111000101011011
32002211121221020122210
4110200200133011123
5330044134121243
614041013450203
71406452544550
oct244040370533
962747836583
1022020223323
11937a92977a
124326640963
1320cc0b2c57
1410cc726a27
1588d2c5933
hex52081f15b

22020223323 has 16 divisors (see below), whose sum is σ = 33577330176. Its totient is φ = 12574470720.

The previous prime is 22020223279. The next prime is 22020223339. The reversal of 22020223323 is 32332202022.

It is not a de Polignac number, because 22020223323 - 28 = 22020223067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 22020223323.

It is not an unprimeable number, because it can be changed into a prime (22020223343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322911 + ... + 385112.

It is an arithmetic number, because the mean of its divisors is an integer number (2098583136).

Almost surely, 222020223323 is an apocalyptic number.

22020223323 is a deficient number, since it is larger than the sum of its proper divisors (11557106853).

22020223323 is a wasteful number, since it uses less digits than its factorization.

22020223323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709514.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 22020223323 its reverse (32332202022), we get a palindrome (54352425345).

The spelling of 22020223323 in words is "twenty-two billion, twenty million, two hundred twenty-three thousand, three hundred twenty-three".

Divisors: 1 3 7 21 1481 4443 10367 31101 708023 2124069 4956161 14868483 1048582063 3145746189 7340074441 22020223323