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20222122101001 = 167887136516969
BaseRepresentation
bin1001001100100010101000…
…11001111000100100001001
32122121012211110101100201021
410212101110121320210021
510122304401224213001
6111001525321352441
74155000015516112
oct446212431704411
978535743340637
1020222122101001
116497176811137
122327223938721
13b38c268361b2
144dca823c5209
15251055506ba1
hex126454678909

20222122101001 has 8 divisors (see below), whose sum is σ = 20366147652480. Its totient is φ = 20078369585568.

The previous prime is 20222122100909. The next prime is 20222122101019. The reversal of 20222122101001 is 10010122122202.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20222122101001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20222122101101) 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, 68110356 + ... + 68406613.

It is an arithmetic number, because the mean of its divisors is an integer number (2545768456560).

Almost surely, 220222122101001 is an apocalyptic number.

It is an amenable number.

20222122101001 is a deficient number, since it is larger than the sum of its proper divisors (144025551479).

20222122101001 is a wasteful number, since it uses less digits than its factorization.

20222122101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136518023.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20222122101001 its reverse (10010122122202), we get a palindrome (30232244223203).

The spelling of 20222122101001 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred one thousand, one".

Divisors: 1 167 887 148129 136516969 22798333823 121090551503 20222122101001