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20323012433101 = 77166340513061
BaseRepresentation
bin1001001111011110100011…
…11011111101010011001101
32122221212020200100020222221
410213233101323331103031
510130433012140324401
6111120132451335341
74165201123266040
oct447572173752315
978855220306887
1020323012433101
116525a39775994
12234289b8b1551
13b455b4935961
145038d37a6c57
152539ac9ad7a1
hex127bd1efd4cd

20323012433101 has 8 divisors (see below), whose sum is σ = 23226624601344. Its totient is φ = 17419481434320.

The previous prime is 20323012433077. The next prime is 20323012433123. The reversal of 20323012433101 is 10133421032302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20323012433101 - 215 = 20323012400333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20323012433131) 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, 19754890 + ... + 20758171.

It is an arithmetic number, because the mean of its divisors is an integer number (2903328075168).

Almost surely, 220323012433101 is an apocalyptic number.

It is an amenable number.

20323012433101 is a deficient number, since it is larger than the sum of its proper divisors (2903612168243).

20323012433101 is an equidigital number, since it uses as much as digits as its factorization.

20323012433101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40584731.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20323012433101 its reverse (10133421032302), we get a palindrome (30456433465403).

The spelling of 20323012433101 in words is "twenty trillion, three hundred twenty-three billion, twelve million, four hundred thirty-three thousand, one hundred one".

Divisors: 1 7 71663 501641 40513061 283591427 2903287490443 20323012433101