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422020103231 = 837876460711
BaseRepresentation
bin1100010010000100101…
…10111011110000111111
31111100022022021111220202
412021002112323300333
523403244121300411
6521512351234115
742330023455466
oct6110226736077
91440268244822
10422020103231
11152a83389921
126995981893b
1330a476ab71c
14165d68979dd
15ae9eb9883b
hex62425bbc3f

422020103231 has 8 divisors (see below), whose sum is σ = 427647448704. Its totient is φ = 416405680920.

The previous prime is 422020103213. The next prime is 422020103249. The reversal of 422020103231 is 132301020224.

It is an interprime number because it is at equal distance from previous prime (422020103213) and next prime (422020103249).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-422020103231 is a prime.

It is a super-2 number, since 2×4220201032312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422020103831) 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, 3165035 + ... + 3295676.

It is an arithmetic number, because the mean of its divisors is an integer number (53455931088).

Almost surely, 2422020103231 is an apocalyptic number.

422020103231 is a deficient number, since it is larger than the sum of its proper divisors (5627345473).

422020103231 is an equidigital number, since it uses as much as digits as its factorization.

422020103231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461581.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 422020103231 its reverse (132301020224), we get a palindrome (554321123455).

The spelling of 422020103231 in words is "four hundred twenty-two billion, twenty million, one hundred three thousand, two hundred thirty-one".

Divisors: 1 83 787 65321 6460711 536239013 5084579557 422020103231