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122102323113 = 340700774371
BaseRepresentation
bin111000110110111011…
…1011001011110101001
3102200011112001200122110
41301231313121132221
54000031143314423
6132032032312533
711551544423211
oct1615567313651
9380145050573
10122102323113
114786863a641
121b7b79a2749
13b68b909744
145ca4639241
15329982b193
hex1c6ddd97a9

122102323113 has 4 divisors (see below), whose sum is σ = 162803097488. Its totient is φ = 81401548740.

The previous prime is 122102323097. The next prime is 122102323117. The reversal of 122102323113 is 311323201221.

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 not a de Polignac number, because 122102323113 - 24 = 122102323097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 122102323113.

It is not an unprimeable number, because it can be changed into a prime (122102323117) 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 3 ways as a sum of consecutive naturals, for example, 20350387183 + ... + 20350387188.

It is an arithmetic number, because the mean of its divisors is an integer number (40700774372).

Almost surely, 2122102323113 is an apocalyptic number.

It is an amenable number.

122102323113 is a deficient number, since it is larger than the sum of its proper divisors (40700774375).

122102323113 is an equidigital number, since it uses as much as digits as its factorization.

122102323113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40700774374.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 122102323113 its reverse (311323201221), we get a palindrome (433425524334).

The spelling of 122102323113 in words is "one hundred twenty-two billion, one hundred two million, three hundred twenty-three thousand, one hundred thirteen".

Divisors: 1 3 40700774371 122102323113