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20341213093 is a prime number
BaseRepresentation
bin10010111100011011…
…100100011110100101
31221111121120200121201
4102330123210132211
5313124322304333
613202234442501
71320034313155
oct227433443645
957447520551
1020341213093
1186990a2513
123b38293431
131bc22a5486
14dad746765
157e0bbb17d
hex4bc6e47a5

20341213093 has 2 divisors, whose sum is σ = 20341213094. Its totient is φ = 20341213092.

The previous prime is 20341213043. The next prime is 20341213103. The reversal of 20341213093 is 39031214302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13651118244 + 6690094849 = 116838^2 + 81793^2 .

It is a cyclic number.

It is not a de Polignac number, because 20341213093 - 221 = 20339115941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20341213003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10170606546 + 10170606547.

It is an arithmetic number, because the mean of its divisors is an integer number (10170606547).

Almost surely, 220341213093 is an apocalyptic number.

It is an amenable number.

20341213093 is a deficient number, since it is larger than the sum of its proper divisors (1).

20341213093 is an equidigital number, since it uses as much as digits as its factorization.

20341213093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 20341213093 its reverse (39031214302), we get a palindrome (59372427395).

The spelling of 20341213093 in words is "twenty billion, three hundred forty-one million, two hundred thirteen thousand, ninety-three".