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122204430213 = 3161325254067
BaseRepresentation
bin111000111001111110…
…0111001111110000101
3102200102122012021020220
41301303330321332011
54000233313231323
6132050121014553
711554224342435
oct1616374717605
9380378167226
10122204430213
1147910240178
121b826024459
13b6a6b0a348
145cb40182c5
1532a379a0e3
hex1c73f39f85

122204430213 has 8 divisors (see below), whose sum is σ = 163040263008. Its totient is φ = 81419108784.

The previous prime is 122204430197. The next prime is 122204430233. The reversal of 122204430213 is 312034402221.

It is a happy number.

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

It is not a de Polignac number, because 122204430213 - 24 = 122204430197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122204430233) 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 in 7 ways as a sum of consecutive naturals, for example, 12622195 + ... + 12631872.

It is an arithmetic number, because the mean of its divisors is an integer number (20380032876).

Almost surely, 2122204430213 is an apocalyptic number.

It is an amenable number.

122204430213 is a deficient number, since it is larger than the sum of its proper divisors (40835832795).

122204430213 is a wasteful number, since it uses less digits than its factorization.

122204430213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25255683.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 122204430213 its reverse (312034402221), we get a palindrome (434238832434).

The spelling of 122204430213 in words is "one hundred twenty-two billion, two hundred four million, four hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 1613 4839 25254067 75762201 40734810071 122204430213