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2000220002001 = 3213314717965551
BaseRepresentation
bin11101000110110110011…
…001110001011011010001
321002012220202211002222100
4131012312121301123101
5230232422310031001
64130515520231013
7264340213330224
oct35066631613321
97065822732870
102000220002001
1170131a055621
122837a576b469
1311680a002980
146cb4db9b5bb
153706c488586
hex1d1b66716d1

2000220002001 has 96 divisors (see below), whose sum is σ = 3298534686720. Its totient is φ = 1159322544000.

The previous prime is 2000220001981. The next prime is 2000220002003. The reversal of 2000220002001 is 1002000220002.

It is not a de Polignac number, because 2000220002001 - 213 = 2000219993809 is a prime.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2000220002003) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30481176 + ... + 30546726.

It is an arithmetic number, because the mean of its divisors is an integer number (34359736320).

Almost surely, 22000220002001 is an apocalyptic number.

It is an amenable number.

2000220002001 is a deficient number, since it is larger than the sum of its proper divisors (1298314684719).

2000220002001 is a wasteful number, since it uses less digits than its factorization.

2000220002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65827 (or 65824 counting only the distinct ones).

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

Adding to 2000220002001 its reverse (1002000220002), we get a palindrome (3002220222003).

The spelling of 2000220002001 in words is "two trillion, two hundred twenty million, two thousand, one".

Divisors: 1 3 9 13 31 39 47 93 117 141 179 279 403 423 537 611 1209 1457 1611 1833 2327 3627 4371 5499 5549 6981 8413 13113 16647 18941 20943 25239 49941 56823 65551 72137 75717 109369 170469 196653 216411 260803 328107 589959 649233 782409 852163 984321 2032081 2347227 2556489 3080897 3390439 6096243 7669467 9242691 10171317 11733629 18288729 26417053 27728073 30513951 35200887 40051661 79251159 95507807 105602661 120154983 152537177 237753477 286523421 360464949 363742499 457611531 551480563 859570263 1091227497 1241601491 1372834593 1654441689 3273682491 3724804473 4728652487 4963325067 7169247319 11174413419 14185957461 17095897453 21507741957 42557872383 51287692359 64523225871 153863077077 222246666889 666740000667 2000220002001