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20040121034027 is a prime number
BaseRepresentation
bin1001000111001111101000…
…10010111010010100101011
32121221211001111021012121222
410203213310102322110223
510111314131441042102
6110342145435052255
74135564611131363
oct443476422722453
977854044235558
1020040121034027
116426a709737a6
1222b7aabba108b
13b24a10462a63
144d3d389339a3
1524b4522c9aa2
hex1239f44ba52b

20040121034027 has 2 divisors, whose sum is σ = 20040121034028. Its totient is φ = 20040121034026.

The previous prime is 20040121033987. The next prime is 20040121034119. The reversal of 20040121034027 is 72043012104002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20040121034027 - 224 = 20040104256811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20040121033987 and 20040121034005.

It is not a weakly prime, because it can be changed into another prime (20040121034627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10020060517013 + 10020060517014.

It is an arithmetic number, because the mean of its divisors is an integer number (10020060517014).

Almost surely, 220040121034027 is an apocalyptic number.

20040121034027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20040121034027 is an equidigital number, since it uses as much as digits as its factorization.

20040121034027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 20040121034027 its reverse (72043012104002), we get a palindrome (92083133138029).

The spelling of 20040121034027 in words is "twenty trillion, forty billion, one hundred twenty-one million, thirty-four thousand, twenty-seven".