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12223223032 = 231980415941
BaseRepresentation
bin10110110001000111…
…11001010011111000
31011112212011001210011
423120203321103320
5200013121114112
65340522031304
7611621452516
oct133043712370
934485131704
1012223223032
115202766419
122451648534
1311ca490267
1483d5274b6
154b8165aa7
hex2d88f94f8

12223223032 has 16 divisors (see below), whose sum is σ = 24124782600. Its totient is φ = 5789947680.

The previous prime is 12223222987. The next prime is 12223223059. The reversal of 12223223032 is 23032232221.

It is a junction number, because it is equal to n+sod(n) for n = 12223222994 and 12223223012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40207819 + ... + 40208122.

Almost surely, 212223223032 is an apocalyptic number.

It is an amenable number.

12223223032 is a deficient number, since it is larger than the sum of its proper divisors (11901559568).

12223223032 is a wasteful number, since it uses less digits than its factorization.

12223223032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80415966 (or 80415962 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 12223223032 its reverse (23032232221), we get a palindrome (35255455253).

The spelling of 12223223032 in words is "twelve billion, two hundred twenty-three million, two hundred twenty-three thousand, thirty-two".

Divisors: 1 2 4 8 19 38 76 152 80415941 160831882 321663764 643327528 1527902879 3055805758 6111611516 12223223032