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122302002313 = 299171408803
BaseRepresentation
bin111000111100111000…
…1000111010010001001
3102200200102210110000101
41301321301013102021
54000433303033223
6132103524205401
711556520603261
oct1617161072211
9380612713011
10122302002313
1147960323577
121b852839861
13b6c10b0a0a
145cc2d767a1
1532ac1204ad
hex1c79c47489

122302002313 has 4 divisors (see below), whose sum is σ = 122302710288. Its totient is φ = 122301294340.

The previous prime is 122302002299. The next prime is 122302002337. The reversal of 122302002313 is 313200203221.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122302002313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122302002013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94770 + ... + 503572.

It is an arithmetic number, because the mean of its divisors is an integer number (30575677572).

Almost surely, 2122302002313 is an apocalyptic number.

It is an amenable number.

122302002313 is a deficient number, since it is larger than the sum of its proper divisors (707975).

122302002313 is an equidigital number, since it uses as much as digits as its factorization.

122302002313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707974.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 122302002313 its reverse (313200203221), we get a palindrome (435502205534).

The spelling of 122302002313 in words is "one hundred twenty-two billion, three hundred two million, two thousand, three hundred thirteen".

Divisors: 1 299171 408803 122302002313