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22213311101 = 61827344017
BaseRepresentation
bin10100101100000001…
…000011101001111101
32010100002021010021222
4110230001003221331
5330443101423401
614112112203125
71414316012642
oct245401035175
963302233258
1022213311101
119469920453
12437b2394a5
1321300b9c87
14110a229dc9
158a0216c1b
hex52c043a7d

22213311101 has 8 divisors (see below), whose sum is σ = 22580705784. Its totient is φ = 21846021120.

The previous prime is 22213311097. The next prime is 22213311181. The reversal of 22213311101 is 10111331222.

It can be written as a sum of positive squares in 4 ways, for example, as 3128164900 + 19085146201 = 55930^2 + 138149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22213311101 - 22 = 22213311097 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 22213311101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213311181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482645 + ... + 526661.

It is an arithmetic number, because the mean of its divisors is an integer number (2822588223).

Almost surely, 222213311101 is an apocalyptic number.

It is an amenable number.

22213311101 is a deficient number, since it is larger than the sum of its proper divisors (367394683).

22213311101 is an equidigital number, since it uses as much as digits as its factorization.

22213311101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52351.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 22213311101 its reverse (10111331222), we get a palindrome (32324642323).

The spelling of 22213311101 in words is "twenty-two billion, two hundred thirteen million, three hundred eleven thousand, one hundred one".

Divisors: 1 61 8273 44017 504653 2685037 364152641 22213311101