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222220200013 = 731745742859
BaseRepresentation
bin1100111011110101011…
…0110010100001001101
3210020120220111210121021
43032331112302201031
512120101332400023
6250030410034141
722024552351150
oct3167526624115
9706526453537
10222220200013
1186274567369
1237099118951
1317c5597b916
14aa811c1c97
155ba909c35d
hex33bd5b284d

222220200013 has 4 divisors (see below), whose sum is σ = 253965942880. Its totient is φ = 190474457148.

The previous prime is 222220200011. The next prime is 222220200031. The reversal of 222220200013 is 310002022222.

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 a cyclic number.

It is not a de Polignac number, because 222220200013 - 21 = 222220200011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222220200013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222220200011) 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, 15872871423 + ... + 15872871436.

It is an arithmetic number, because the mean of its divisors is an integer number (63491485720).

Almost surely, 2222220200013 is an apocalyptic number.

It is an amenable number.

222220200013 is a deficient number, since it is larger than the sum of its proper divisors (31745742867).

222220200013 is an equidigital number, since it uses as much as digits as its factorization.

222220200013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31745742866.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 222220200013 its reverse (310002022222), we get a palindrome (532222222235).

The spelling of 222220200013 in words is "two hundred twenty-two billion, two hundred twenty million, two hundred thousand, thirteen".

Divisors: 1 7 31745742859 222220200013