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20220000201 = 3231109664891
BaseRepresentation
bin10010110101001101…
…001011011111001001
31221012011111102210100
4102311031023133021
5312402310001301
613142224440013
71314033110622
oct226515133711
957164442710
1020220000201
118636732475
123b03779009
131ba314547b
14d9b5d2a49
157d5226286
hex4b534b7c9

20220000201 has 24 divisors (see below), whose sum is σ = 30425457920. Its totient is φ = 12925461600.

The previous prime is 20220000197. The next prime is 20220000233. The reversal of 20220000201 is 10200002202.

It is not a de Polignac number, because 20220000201 - 22 = 20220000197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20220200201) 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 23 ways as a sum of consecutive naturals, for example, 302035 + ... + 362856.

Almost surely, 220220000201 is an apocalyptic number.

It is an amenable number.

20220000201 is a deficient number, since it is larger than the sum of its proper divisors (10205457719).

20220000201 is a wasteful number, since it uses less digits than its factorization.

20220000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665037 (or 665034 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20220000201 its reverse (10200002202), we get a palindrome (30420002403).

The spelling of 20220000201 in words is "twenty billion, two hundred twenty million, two hundred one", and thus it is an aban number.

Divisors: 1 3 9 31 93 109 279 327 981 3379 10137 30411 664891 1994673 5984019 20611621 61834863 72473119 185504589 217419357 652258071 2246666689 6740000067 20220000201