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22132331011 = 73161761573
BaseRepresentation
bin10100100111001100…
…001001001000000011
32010010102212220111101
4110213030021020003
5330311334043021
614100100355231
71412313465250
oct244714111003
963112786441
1022132331011
11942813a95a
1243580a5b17
1321193a576b
1410dd58a427
1589806ca91
hex527309203

22132331011 has 4 divisors (see below), whose sum is σ = 25294092592. Its totient is φ = 18970569432.

The previous prime is 22132330999. The next prime is 22132331057. The reversal of 22132331011 is 11013323122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11013323122 = 25506661561.

It is a cyclic number.

It is not a de Polignac number, because 22132331011 - 211 = 22132328963 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22132331011.

It is not an unprimeable number, because it can be changed into a prime (22132331411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580880780 + ... + 1580880793.

It is an arithmetic number, because the mean of its divisors is an integer number (6323523148).

Almost surely, 222132331011 is an apocalyptic number.

22132331011 is a deficient number, since it is larger than the sum of its proper divisors (3161761581).

22132331011 is an equidigital number, since it uses as much as digits as its factorization.

22132331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161761580.

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

Adding to 22132331011 its reverse (11013323122), we get a palindrome (33145654133).

The spelling of 22132331011 in words is "twenty-two billion, one hundred thirty-two million, three hundred thirty-one thousand, eleven".

Divisors: 1 7 3161761573 22132331011