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23211132122 = 273990116057
BaseRepresentation
bin10101100111011111…
…011100010011011010
32012220121211200102002
4111213133130103122
5340014022211442
614355115041002
71451123240063
oct254737342332
965817750362
1023211132122
119931096122
1245b9440162
13225ba43409
1411a296b56a
1590cb17732
hex5677dc4da

23211132122 has 16 divisors (see below), whose sum is σ = 35299402152. Its totient is φ = 11444716800.

The previous prime is 23211132097. The next prime is 23211132151. The reversal of 23211132122 is 22123111232.

It can be written as a sum of positive squares in 4 ways, for example, as 23030794081 + 180338041 = 151759^2 + 13429^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23211132094 and 23211132103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1437518 + ... + 1453574.

Almost surely, 223211132122 is an apocalyptic number.

23211132122 is a deficient number, since it is larger than the sum of its proper divisors (12088270030).

23211132122 is a wasteful number, since it uses less digits than its factorization.

23211132122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26033.

The product of its digits is 288, while the sum is 20.

Adding to 23211132122 its reverse (22123111232), we get a palindrome (45334243354).

The spelling of 23211132122 in words is "twenty-three billion, two hundred eleven million, one hundred thirty-two thousand, one hundred twenty-two".

Divisors: 1 2 73 146 9901 16057 19802 32114 722773 1172161 1445546 2344322 158980357 317960714 11605566061 23211132122