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22233202213 = 67331838839
BaseRepresentation
bin10100101101001100…
…111011111000100101
32010101110200200202211
4110231030323320211
5331013144432323
614114102403421
71414650046345
oct245514737045
963343620684
1022233202213
11947a076992
124385a30571
132134262971
14110cb26d25
158a1d4570d
hex52d33be25

22233202213 has 4 divisors (see below), whose sum is σ = 22565041120. Its totient is φ = 21901363308.

The previous prime is 22233202207. The next prime is 22233202217. The reversal of 22233202213 is 31220233222.

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 a de Polignac number, because none of the positive numbers 2k-22233202213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22233202217) 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, 165919353 + ... + 165919486.

It is an arithmetic number, because the mean of its divisors is an integer number (5641260280).

Almost surely, 222233202213 is an apocalyptic number.

It is an amenable number.

22233202213 is a deficient number, since it is larger than the sum of its proper divisors (331838907).

22233202213 is an equidigital number, since it uses as much as digits as its factorization.

22233202213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331838906.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 22233202213 its reverse (31220233222), we get a palindrome (53453435435).

The spelling of 22233202213 in words is "twenty-two billion, two hundred thirty-three million, two hundred two thousand, two hundred thirteen".

Divisors: 1 67 331838839 22233202213