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2201002201 = 31711019901
BaseRepresentation
bin1000001100110000…
…1010000011011001
312200101120111102001
42003030022003121
514001424032301
61002223041001
7105354132016
oct20314120331
95611514361
102201002201
11a2a454592
12515140161
13290cc2888
1416c45c70d
15cd368c01
hex8330a0d9

2201002201 has 16 divisors (see below), whose sum is σ = 2327049216. Its totient is φ = 2079000000.

The previous prime is 2201002187. The next prime is 2201002207. The reversal of 2201002201 is 1022001022.

Adding to 2201002201 its reverse (1022001022), we get a palindrome (3223003223).

It can be divided in two parts, 220100 and 2201, that multiplied together give a square (484440100 = 220102).

It is a cyclic number.

It is not a de Polignac number, because 2201002201 - 25 = 2201002169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201002207) 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, 217351 + ... + 227251.

It is an arithmetic number, because the mean of its divisors is an integer number (145440576).

Almost surely, 22201002201 is an apocalyptic number.

It is an amenable number.

2201002201 is a deficient number, since it is larger than the sum of its proper divisors (126047015).

2201002201 is a wasteful number, since it uses less digits than its factorization.

2201002201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10104.

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

The square root of 2201002201 is about 46914.8398803619. The cubic root of 2201002201 is about 1300.7889099076.

The spelling of 2201002201 in words is "two billion, two hundred one million, two thousand, two hundred one".

Divisors: 1 31 71 101 2201 3131 7171 9901 222301 306931 702971 1000001 21792101 31000031 71000071 2201002201