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22122011201 = 1922910095039
BaseRepresentation
bin10100100110100100…
…110001101001000001
32010002201110121101012
4110212210301221001
5330301213324301
614055051250305
71412126664323
oct244644615101
963081417335
1022122011201
119422331494
124354749995
132117201474
1410dc061613
158971ceebb
hex526931a41

22122011201 has 16 divisors (see below), whose sum is σ = 23415840000. Its totient is φ = 20841359616.

The previous prime is 22122011189. The next prime is 22122011213. The reversal of 22122011201 is 10211022122.

It is an interprime number because it is at equal distance from previous prime (22122011189) and next prime (22122011213).

It is not a de Polignac number, because 22122011201 - 210 = 22122010177 is a prime.

It is a super-3 number, since 3×221220112013 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22122011251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4387640 + ... + 4392678.

It is an arithmetic number, because the mean of its divisors is an integer number (1463490000).

Almost surely, 222122011201 is an apocalyptic number.

It is an amenable number.

22122011201 is a deficient number, since it is larger than the sum of its proper divisors (1293828799).

22122011201 is a wasteful number, since it uses less digits than its factorization.

22122011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6296.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22122011201 its reverse (10211022122), we get a palindrome (32333033323).

The spelling of 22122011201 in words is "twenty-two billion, one hundred twenty-two million, eleven thousand, two hundred one".

Divisors: 1 19 229 1009 4351 5039 19171 95741 231061 1153931 4390159 5084351 21924689 96602669 1164316379 22122011201