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20332412001 = 3211205377899
BaseRepresentation
bin10010111011111001…
…111111110001100001
31221111000000112210100
4102323321333301201
5313120044141001
613201322053013
71316566436046
oct227371776141
957430015710
1020332412001
118694131090
123b3534a169
131bc0513525
14dac4d51cd
157e002d586
hex4bbe7fc61

20332412001 has 12 divisors (see below), whose sum is σ = 32038952400. Its totient is φ = 12322673880.

The previous prime is 20332411987. The next prime is 20332412003. The reversal of 20332412001 is 10021423302.

It is not a de Polignac number, because 20332412001 - 27 = 20332411873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20332412003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102688851 + ... + 102689048.

It is an arithmetic number, because the mean of its divisors is an integer number (2669912700).

Almost surely, 220332412001 is an apocalyptic number.

It is an amenable number.

20332412001 is a deficient number, since it is larger than the sum of its proper divisors (11706540399).

20332412001 is a wasteful number, since it uses less digits than its factorization.

20332412001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205377916 (or 205377913 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20332412001 its reverse (10021423302), we get a palindrome (30353835303).

The spelling of 20332412001 in words is "twenty billion, three hundred thirty-two million, four hundred twelve thousand, one".

Divisors: 1 3 9 11 33 99 205377899 616133697 1848401091 2259156889 6777470667 20332412001