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22202111201 = 166713318603
BaseRepresentation
bin10100101011010110…
…010101010011100001
32010022022012002220212
4110223112111103201
5330432220024301
614111032143505
71414121555114
oct245326252341
963268162825
1022202111201
119463570836
124377537b95
13212a99820a
14110895257b
1589e2534bb
hex52b5954e1

22202111201 has 4 divisors (see below), whose sum is σ = 22215431472. Its totient is φ = 22188790932.

The previous prime is 22202111179. The next prime is 22202111203. The reversal of 22202111201 is 10211120222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-22202111201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22202111203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6657635 + ... + 6660968.

It is an arithmetic number, because the mean of its divisors is an integer number (5553857868).

Almost surely, 222202111201 is an apocalyptic number.

It is an amenable number.

22202111201 is a deficient number, since it is larger than the sum of its proper divisors (13320271).

22202111201 is a wasteful number, since it uses less digits than its factorization.

22202111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13320270.

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

Adding to 22202111201 its reverse (10211120222), we get a palindrome (32413231423).

The spelling of 22202111201 in words is "twenty-two billion, two hundred two million, one hundred eleven thousand, two hundred one".

Divisors: 1 1667 13318603 22202111201