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12201332132 = 22111366920287
BaseRepresentation
bin10110101110100000…
…11000110110100100
31011111022221220010002
423113100120312210
5144442020112012
65334420520432
7611234416613
oct132720306644
934438856102
1012201332132
1151a1374470
122446250118
1311c5a97272
1483a66987a
154b628e7c2
hex2d7418da4

12201332132 has 24 divisors (see below), whose sum is σ = 23296304640. Its totient is φ = 5545380960.

The previous prime is 12201332119. The next prime is 12201332137. The reversal of 12201332132 is 23123310221.

It is not an unprimeable number, because it can be changed into a prime (12201332137) 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, 591293 + ... + 611579.

It is an arithmetic number, because the mean of its divisors is an integer number (970679360).

Almost surely, 212201332132 is an apocalyptic number.

It is an amenable number.

12201332132 is a deficient number, since it is larger than the sum of its proper divisors (11094972508).

12201332132 is a wasteful number, since it uses less digits than its factorization.

12201332132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33971 (or 33969 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12201332132 its reverse (23123310221), we get a palindrome (35324642353).

The spelling of 12201332132 in words is "twelve billion, two hundred one million, three hundred thirty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 13669 20287 27338 40574 54676 81148 150359 223157 300718 446314 601436 892628 277303003 554606006 1109212012 3050333033 6100666066 12201332132