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122023530703 = 1071140406829
BaseRepresentation
bin111000110100100101…
…0110101000011001111
3102122222000210121210001
41301221022311003033
53444401010440303
6132020135425131
711546566616554
oct1615112650317
9378860717701
10122023530703
1147828113748
121b7955251a7
13b6784acc09
145c97da8a2b
15329296531d
hex1c692b50cf

122023530703 has 4 divisors (see below), whose sum is σ = 123163937640. Its totient is φ = 120883123768.

The previous prime is 122023530683. The next prime is 122023530773. The reversal of 122023530703 is 307035320221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 307035320221 = 743862188603.

It is a cyclic number.

It is not a de Polignac number, because 122023530703 - 29 = 122023530191 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 (122023530773) 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 in 3 ways as a sum of consecutive naturals, for example, 570203308 + ... + 570203521.

It is an arithmetic number, because the mean of its divisors is an integer number (30790984410).

Almost surely, 2122023530703 is an apocalyptic number.

122023530703 is a deficient number, since it is larger than the sum of its proper divisors (1140406937).

122023530703 is a wasteful number, since it uses less digits than its factorization.

122023530703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140406936.

The product of its (nonzero) digits is 7560, while the sum is 28.

Adding to 122023530703 its reverse (307035320221), we get a palindrome (429058850924).

The spelling of 122023530703 in words is "one hundred twenty-two billion, twenty-three million, five hundred thirty thousand, seven hundred three".

Divisors: 1 107 1140406829 122023530703