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132121220011 = 11229317165457
BaseRepresentation
bin111101100001100001…
…0011101001110101011
3110122000202101101102221
41323003002131032223
54131041013020021
6140410132134511
712355041561154
oct1730302351653
9418022341387
10132121220011
1151039a91120
1221733167437
13c5c74b21c1
1465750ba92b
1536841bd241
hex1ec309d3ab

132121220011 has 16 divisors (see below), whose sum is σ = 145219177440. Its totient is φ = 119207738880.

The previous prime is 132121219957. The next prime is 132121220027. The reversal of 132121220011 is 110022121231.

It is a cyclic number.

It is not a de Polignac number, because 132121220011 - 27 = 132121219883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132121220411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 715795 + ... + 881251.

It is an arithmetic number, because the mean of its divisors is an integer number (9076198590).

Almost surely, 2132121220011 is an apocalyptic number.

132121220011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132121220011 is a deficient number, since it is larger than the sum of its proper divisors (13097957429).

132121220011 is a wasteful number, since it uses less digits than its factorization.

132121220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166014.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 132121220011 its reverse (110022121231), we get a palindrome (242143341242).

The spelling of 132121220011 in words is "one hundred thirty-two billion, one hundred twenty-one million, two hundred twenty thousand, eleven".

Divisors: 1 11 229 317 2519 3487 72593 165457 798523 1820027 37889653 52449869 416786183 576948559 12011020001 132121220011