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122320320301 = 318738381023
BaseRepresentation
bin111000111101011011…
…0111111011100101101
3102200201201021002120101
41301322312333130231
54001003000222201
6132105420551101
711560132365424
oct1617266773455
9380651232511
10122320320301
114796a6a5103
121b8589b2491
13b6c4b2566a
145cc55842bb
1532ada3cd01
hex1c7adbf72d

122320320301 has 4 divisors (see below), whose sum is σ = 122358704512. Its totient is φ = 122281936092.

The previous prime is 122320320277. The next prime is 122320320307. The reversal of 122320320301 is 103023023221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122320320301 - 27 = 122320320173 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 (122320320307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19187325 + ... + 19193698.

It is an arithmetic number, because the mean of its divisors is an integer number (30589676128).

Almost surely, 2122320320301 is an apocalyptic number.

It is an amenable number.

122320320301 is a deficient number, since it is larger than the sum of its proper divisors (38384211).

122320320301 is an equidigital number, since it uses as much as digits as its factorization.

122320320301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38384210.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 122320320301 its reverse (103023023221), we get a palindrome (225343343522).

The spelling of 122320320301 in words is "one hundred twenty-two billion, three hundred twenty million, three hundred twenty thousand, three hundred one".

Divisors: 1 3187 38381023 122320320301