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22010231123 = 192939945973
BaseRepresentation
bin10100011111111010…
…010111100101010011
32002210221010120221022
4110133322113211103
5330034104343443
614040015350055
71406301610016
oct243772274523
962727116838
1022010231123
119375224461
12432322232b
1320c9cc4aca
1410cb28537d
1588c49ee68
hex51fe97953

22010231123 has 8 divisors (see below), whose sum is σ = 23967584400. Its totient is φ = 20132769888.

The previous prime is 22010231101. The next prime is 22010231129. The reversal of 22010231123 is 32113201022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22010231123 - 26 = 22010231059 is a prime.

It is a super-2 number, since 2×220102311232 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22010231129) 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, 19972436 + ... + 19973537.

It is an arithmetic number, because the mean of its divisors is an integer number (2995948050).

Almost surely, 222010231123 is an apocalyptic number.

22010231123 is a deficient number, since it is larger than the sum of its proper divisors (1957353277).

22010231123 is a wasteful number, since it uses less digits than its factorization.

22010231123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39946021.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22010231123 its reverse (32113201022), we get a palindrome (54123432145).

The spelling of 22010231123 in words is "twenty-two billion, ten million, two hundred thirty-one thousand, one hundred twenty-three".

Divisors: 1 19 29 551 39945973 758973487 1158433217 22010231123