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1232113321 = 3152797529
BaseRepresentation
bin100100101110000…
…1000111010101001
310011212102211201201
41021130020322221
510010410111241
6322132244201
742350535055
oct11134107251
93155384651
101232113321
1158254aa7a
122a4770661
1316835934a
14b98ccc65
1573280931
hex49708ea9

1232113321 has 8 divisors (see below), whose sum is σ = 1272268800. Its totient is φ = 1191983520.

The previous prime is 1232113307. The next prime is 1232113327. The reversal of 1232113321 is 1233112321.

Adding to 1232113321 its reverse (1233112321), we get a palindrome (2465225642).

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 1232113321 - 27 = 1232113193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232113327) 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, 159885 + ... + 167413.

It is an arithmetic number, because the mean of its divisors is an integer number (159033600).

Almost surely, 21232113321 is an apocalyptic number.

It is an amenable number.

1232113321 is a deficient number, since it is larger than the sum of its proper divisors (40155479).

1232113321 is an equidigital number, since it uses as much as digits as its factorization.

1232113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12839.

The product of its digits is 216, while the sum is 19.

The square root of 1232113321 is about 35101.4717782602. The cubic root of 1232113321 is about 1072.0545498458.

The spelling of 1232113321 in words is "one billion, two hundred thirty-two million, one hundred thirteen thousand, three hundred twenty-one".

Divisors: 1 31 5279 7529 163649 233399 39745591 1232113321