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22122020211201 = 324397589307659
BaseRepresentation
bin1010000011110101011110…
…01010000000101000000001
32220022211210121212022220100
411001322233022000220001
510344421344133224301
6115014414335433013
74442156166142641
oct501725712005001
986284717768810
1022122020211201
117059994764579
12259348b985769
13c461364350c1
145669d6490521
152856a0370286
hex141eaf280a01

22122020211201 has 24 divisors (see below), whose sum is σ = 33034230188960. Its totient is φ = 14256530862336.

The previous prime is 22122020211149. The next prime is 22122020211223. The reversal of 22122020211201 is 10211202022122.

It is a happy number.

22122020211201 is a `hidden beast` number, since 2 + 212 + 20 + 20 + 211 + 201 = 666.

It is not a de Polignac number, because 22122020211201 - 27 = 22122020211073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22122020211241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294616291 + ... + 294691368.

Almost surely, 222122020211201 is an apocalyptic number.

It is an amenable number.

22122020211201 is a deficient number, since it is larger than the sum of its proper divisors (10912209977759).

22122020211201 is a wasteful number, since it uses less digits than its factorization.

22122020211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589307805 (or 589307802 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22122020211201 its reverse (10211202022122), we get a palindrome (32333222233323).

The spelling of 22122020211201 in words is "twenty-two trillion, one hundred twenty-two billion, twenty million, two hundred eleven thousand, two hundred one".

Divisors: 1 3 9 43 97 129 291 387 873 4171 12513 37539 589307659 1767922977 5303768931 25340229337 57162842923 76020688011 171488528769 228062064033 514465586307 2458002245689 7374006737067 22122020211201