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122101131313 = 7174057252911
BaseRepresentation
bin111000110110111001…
…0110110100000110001
3102200011102211010210201
41301231302312200301
54000030342200223
6132031550555201
711551531330450
oct1615562664061
9380142733721
10122101131313
11478679a6187
121b7b7508b01
13b68b5b0135
145ca4408b97
153299692ead
hex1c6dcb6831

122101131313 has 16 divisors (see below), whose sum is σ = 147789633024. Its totient is φ = 98477084160.

The previous prime is 122101131311. The next prime is 122101131323. The reversal of 122101131313 is 313131101221.

It is not a de Polignac number, because 122101131313 - 21 = 122101131311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122101131311) 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 15 ways as a sum of consecutive naturals, for example, 356328 + ... + 609238.

It is an arithmetic number, because the mean of its divisors is an integer number (9236852064).

Almost surely, 2122101131313 is an apocalyptic number.

It is an amenable number.

122101131313 is a deficient number, since it is larger than the sum of its proper divisors (25688501711).

122101131313 is a wasteful number, since it uses less digits than its factorization.

122101131313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256992.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 122101131313 its reverse (313131101221), we get a palindrome (435232232534).

The spelling of 122101131313 in words is "one hundred twenty-two billion, one hundred one million, one hundred thirty-one thousand, three hundred thirteen".

Divisors: 1 7 17 119 4057 28399 68969 252911 482783 1770377 4299487 30096409 1026059927 7182419489 17443018759 122101131313