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122202310013 = 719979472313
BaseRepresentation
bin111000111001111010…
…0110100010101111101
3102200102111012112212222
41301303310310111331
54000232242410023
6132050003335125
711554200332210
oct1616364642575
9380374175788
10122202310013
114790a022243
121b8253814a5
13b6a65472a4
145cb3a25777
1532a34cbcc8
hex1c73d3457d

122202310013 has 16 divisors (see below), whose sum is σ = 148525883520. Its totient is φ = 98208930816.

The previous prime is 122202309959. The next prime is 122202310033. The reversal of 122202310013 is 310013202221.

It is a cyclic number.

It is not a de Polignac number, because 122202310013 - 212 = 122202305917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122202309973 and 122202310000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122202310033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4723256 + ... + 4749057.

It is an arithmetic number, because the mean of its divisors is an integer number (9282867720).

Almost surely, 2122202310013 is an apocalyptic number.

It is an amenable number.

122202310013 is a deficient number, since it is larger than the sum of its proper divisors (26323573507).

122202310013 is an equidigital number, since it uses as much as digits as its factorization.

122202310013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9472436.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 122202310013 its reverse (310013202221), we get a palindrome (432215512234).

The spelling of 122202310013 in words is "one hundred twenty-two billion, two hundred two million, three hundred ten thousand, thirteen".

Divisors: 1 7 19 97 133 679 1843 12901 9472313 66306191 179973947 918814361 1259817629 6431700527 17457472859 122202310013