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BaseRepresentation
bin100001001001001…
…1010001101011001
32212111122122212011
41002102122031121
54234200402301
6302204345521
736362611531
oct10222321531
92774578764
101112122201
11520844963
122705452a1
13149536498
14a79b64c1
156797ca51
hex4249a359

1112122201 has 8 divisors (see below), whose sum is σ = 1204926624. Its totient is φ = 1022360640.

The previous prime is 1112122199. The next prime is 1112122261. The reversal of 1112122201 is 1022212111.

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 1112122201 - 21 = 1112122199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112122261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759955 + ... + 761416.

It is an arithmetic number, because the mean of its divisors is an integer number (150615828).

Almost surely, 21112122201 is an apocalyptic number.

It is an amenable number.

1112122201 is a deficient number, since it is larger than the sum of its proper divisors (92804423).

1112122201 is a wasteful number, since it uses less digits than its factorization.

1112122201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521431.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1112122201 is about 33348.4962329638. The cubic root of 1112122201 is about 1036.0582425404.

Adding to 1112122201 its reverse (1022212111), we get a palindrome (2134334312).

The spelling of 1112122201 in words is "one billion, one hundred twelve million, one hundred twenty-two thousand, two hundred one".