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122200010013 = 340733336671
BaseRepresentation
bin111000111001110110…
…0000010110100011101
3102200102022212200212210
41301303230002310131
54000231200310023
6132045442151033
711554141642524
oct1616354026435
9380368780783
10122200010013
11479087a1214
121b824652479
13b6a5c20443
145cb35c74bb
1532a31c5593
hex1c73b02d1d

122200010013 has 4 divisors (see below), whose sum is σ = 162933346688. Its totient is φ = 81466673340.

The previous prime is 122200010003. The next prime is 122200010047. The reversal of 122200010013 is 310010002221.

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 122200010013 - 210 = 122200008989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200010003) 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 3 ways as a sum of consecutive naturals, for example, 20366668333 + ... + 20366668338.

It is an arithmetic number, because the mean of its divisors is an integer number (40733336672).

Almost surely, 2122200010013 is an apocalyptic number.

It is an amenable number.

122200010013 is a deficient number, since it is larger than the sum of its proper divisors (40733336675).

122200010013 is an equidigital number, since it uses as much as digits as its factorization.

122200010013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40733336674.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 122200010013 its reverse (310010002221), we get a palindrome (432210012234).

The spelling of 122200010013 in words is "one hundred twenty-two billion, two hundred million, ten thousand, thirteen".

Divisors: 1 3 40733336671 122200010013