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22122110221201 = 761220313195547
BaseRepresentation
bin1010000011110101101001…
…00001010111101110010001
32220022212000220020022102001
411001322310201113232101
510344422040204034301
6115014431312554001
74442161341206524
oct501726441275621
986285026208361
1022122110221201
117059a30552401
1225934b5b52901
13c4614bc8b763
14566a04400bbb
152856a81eec01
hex141eb4857b91

22122110221201 has 8 divisors (see below), whose sum is σ = 22161236697504. Its totient is φ = 22083010141920.

The previous prime is 22122110221151. The next prime is 22122110221273. The reversal of 22122110221201 is 10212201122122.

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 22122110221201 - 227 = 22121976003473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22122110201201) 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, 4921291 + ... + 8274256.

It is an arithmetic number, because the mean of its divisors is an integer number (2770154587188).

Almost surely, 222122110221201 is an apocalyptic number.

It is an amenable number.

22122110221201 is a deficient number, since it is larger than the sum of its proper divisors (39126476303).

22122110221201 is a wasteful number, since it uses less digits than its factorization.

22122110221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13198511.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22122110221201 its reverse (10212201122122), we get a palindrome (32334311343323).

The spelling of 22122110221201 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred ten million, two hundred twenty-one thousand, two hundred one".

Divisors: 1 761 2203 1676483 13195547 10041811267 29069790041 22122110221201