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20022102303 = 37953433443
BaseRepresentation
bin10010101001011010…
…010000100100011111
31220200101010011220120
4102221122100210133
5312001124233203
613110435050023
71306111030050
oct225132204437
956611104816
1020022102303
118544a55895
123a69440913
131b71145c18
14d7d1da727
157c2b84b53
hex4a969091f

20022102303 has 8 divisors (see below), whose sum is σ = 30509870208. Its totient is φ = 11441201304.

The previous prime is 20022102299. The next prime is 20022102313. The reversal of 20022102303 is 30320122002.

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

It is not a de Polignac number, because 20022102303 - 22 = 20022102299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022102313) 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, 476716701 + ... + 476716742.

It is an arithmetic number, because the mean of its divisors is an integer number (3813733776).

Almost surely, 220022102303 is an apocalyptic number.

20022102303 is a deficient number, since it is larger than the sum of its proper divisors (10487767905).

20022102303 is an equidigital number, since it uses as much as digits as its factorization.

20022102303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953433453.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20022102303 its reverse (30320122002), we get a palindrome (50342224305).

The spelling of 20022102303 in words is "twenty billion, twenty-two million, one hundred two thousand, three hundred three".

Divisors: 1 3 7 21 953433443 2860300329 6674034101 20022102303