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122204134213 = 726716536029
BaseRepresentation
bin111000111001111101…
…1110001101101000101
3102200102121122020012221
41301303323301231011
54000233224243323
6132050110412341
711554222000450
oct1616373615505
9380377566187
10122204134213
1147910058847
121b825b010b1
13b6a6a356b5
145cb3d7c497
1532a373c55d
hex1c73ef1b45

122204134213 has 8 divisors (see below), whose sum is σ = 139714177280. Its totient is φ = 104707168560.

The previous prime is 122204134201. The next prime is 122204134229. The reversal of 122204134213 is 312431402221.

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

It is a cyclic number.

It is not a de Polignac number, because 122204134213 - 25 = 122204134181 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 (122204134253) 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, 3249318 + ... + 3286711.

It is an arithmetic number, because the mean of its divisors is an integer number (17464272160).

Almost surely, 2122204134213 is an apocalyptic number.

It is an amenable number.

122204134213 is a deficient number, since it is larger than the sum of its proper divisors (17510043067).

122204134213 is an equidigital number, since it uses as much as digits as its factorization.

122204134213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6538707.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 122204134213 its reverse (312431402221), we get a palindrome (434635536434).

The spelling of 122204134213 in words is "one hundred twenty-two billion, two hundred four million, one hundred thirty-four thousand, two hundred thirteen".

Divisors: 1 7 2671 18697 6536029 45752203 17457733459 122204134213