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232223330031 = 37111005295801
BaseRepresentation
bin1101100001000110010…
…1101100111011101111
3211012102001011110022020
43120101211230323233
512301043133030111
6254403143521223
722530465510420
oct3302145547357
9735361143266
10232223330031
118a538019a70
123900b159213
1318b8b1c3974
14b34d91b647
156092377906
hex361196ceef

232223330031 has 16 divisors (see below), whose sum is σ = 386033587968. Its totient is φ = 120635496000.

The previous prime is 232223329979. The next prime is 232223330039. The reversal of 232223330031 is 130033322232.

It is not a de Polignac number, because 232223330031 - 26 = 232223329967 is a prime.

It is a super-2 number, since 2×2322233300312 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232223329983 and 232223330010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232223330039) 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, 502647670 + ... + 502648131.

It is an arithmetic number, because the mean of its divisors is an integer number (24127099248).

Almost surely, 2232223330031 is an apocalyptic number.

232223330031 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

232223330031 is a deficient number, since it is larger than the sum of its proper divisors (153810257937).

232223330031 is a wasteful number, since it uses less digits than its factorization.

232223330031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005295822.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 232223330031 its reverse (130033322232), we get a palindrome (362256652263).

The spelling of 232223330031 in words is "two hundred thirty-two billion, two hundred twenty-three million, three hundred thirty thousand, thirty-one".

Divisors: 1 3 7 11 21 33 77 231 1005295801 3015887403 7037070607 11058253811 21111211821 33174761433 77407776677 232223330031