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20220210001 = 191223870173
BaseRepresentation
bin10010110101001101…
…111110101101010001
31221012011220002120201
4102311031332231101
5312402333210001
613142233135201
71314034643365
oct226515765521
957164802521
1020220210001
118636866062
123b0385a501
131ba31b9b04
14d9b6492a5
157d5268501
hex4b537eb51

20220210001 has 8 divisors (see below), whose sum is σ = 21301859520. Its totient is φ = 19140303312.

The previous prime is 20220209987. The next prime is 20220210007. The reversal of 20220210001 is 10001202202.

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 20220210001 - 27 = 20220209873 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 20220210001.

It is not an unprimeable number, because it can be changed into a prime (20220210007) 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, 411850 + ... + 458323.

It is an arithmetic number, because the mean of its divisors is an integer number (2662732440).

Almost surely, 220220210001 is an apocalyptic number.

It is an amenable number.

20220210001 is a deficient number, since it is larger than the sum of its proper divisors (1081649519).

20220210001 is a wasteful number, since it uses less digits than its factorization.

20220210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871415.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20220210001 its reverse (10001202202), we get a palindrome (30221412203).

It can be divided in two parts, 202202 and 10001, that multiplied together give a palindrome (2022222202).

The spelling of 20220210001 in words is "twenty billion, two hundred twenty million, two hundred ten thousand, one".

Divisors: 1 19 1223 23237 870173 16533287 1064221579 20220210001