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10222201 = 11284481
BaseRepresentation
bin100110111111…
…101001111001
3201020100020001
4212333221321
510104102301
61003033001
7152613223
oct46775171
921210201
1010222201
115852100
12350b761
13216ba52
141501413
15d6dc01
hex9bfa79

10222201 has 6 divisors (see below), whose sum is σ = 11236106. Its totient is φ = 9292800.

The previous prime is 10222193. The next prime is 10222207.

10222201 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 6125625 + 4096576 = 2475^2 + 2024^2 .

It is not a de Polignac number, because 10222201 - 23 = 10222193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10222207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42120 + ... + 42361.

Almost surely, 210222201 is an apocalyptic number.

10222201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10222201 is a deficient number, since it is larger than the sum of its proper divisors (1013905).

10222201 is an equidigital number, since it uses as much as digits as its factorization.

10222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84503 (or 84492 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 10222201 is about 3197.2176966857. The cubic root of 10222201 is about 217.0275188613.

It can be divided in two parts, 1022 and 2201, that multiplied together give a palindrome (2249422).

The spelling of 10222201 in words is "ten million, two hundred twenty-two thousand, two hundred one".

Divisors: 1 11 121 84481 929291 10222201