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11212243332 = 2231117183641
BaseRepresentation
bin10100111000100110…
…10100000110000100
31001221101210222100120
422130103110012010
5140430313241312
65052325141540
7544564332033
oct123423240604
931841728316
1011212243332
114834023404
12220ab5a8b0
131098baa614
1478515c71a
1545951628c
hex29c4d4184

11212243332 has 24 divisors (see below), whose sum is σ = 26164555872. Its totient is φ = 3737035200.

The previous prime is 11212243331. The next prime is 11212243381. The reversal of 11212243332 is 23334221211.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11212243331) 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 7 ways as a sum of consecutive naturals, for example, 92232 + ... + 175872.

It is an arithmetic number, because the mean of its divisors is an integer number (1090189828).

Almost surely, 211212243332 is an apocalyptic number.

11212243332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11212243332 is an abundant number, since it is smaller than the sum of its proper divisors (14952312540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11212243332 is a wasteful number, since it uses less digits than its factorization.

11212243332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94819 (or 94817 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

Adding to 11212243332 its reverse (23334221211), we get a palindrome (34546464543).

The spelling of 11212243332 in words is "eleven billion, two hundred twelve million, two hundred forty-three thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 11171 22342 33513 44684 67026 83641 134052 167282 250923 334564 501846 1003692 934353611 1868707222 2803060833 3737414444 5606121666 11212243332