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22112101201201 = 112010191018291
BaseRepresentation
bin1010000011100010111111…
…11011111111010100110001
32220021220012100111102011121
411001301133323333110301
510344241040401414301
6115010054204542241
74441355324016304
oct501613773772461
986256170442147
1022112101201201
117055764737550
122591581b51981
13c4521546380b
14566334db0b3b
152852be65e3a1
hex141c5feff531

22112101201201 has 4 divisors (see below), whose sum is σ = 24122292219504. Its totient is φ = 20101910182900.

The previous prime is 22112101201163. The next prime is 22112101201207. The reversal of 22112101201201 is 10210210121122.

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 not a de Polignac number, because 22112101201201 - 213 = 22112101193009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112101201207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005095509135 + ... + 1005095509156.

It is an arithmetic number, because the mean of its divisors is an integer number (6030573054876).

Almost surely, 222112101201201 is an apocalyptic number.

It is an amenable number.

22112101201201 is a deficient number, since it is larger than the sum of its proper divisors (2010191018303).

22112101201201 is a wasteful number, since it uses less digits than its factorization.

22112101201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010191018302.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22112101201201 its reverse (10210210121122), we get a palindrome (32322311322323).

The spelling of 22112101201201 in words is "twenty-two trillion, one hundred twelve billion, one hundred one million, two hundred one thousand, two hundred one".

Divisors: 1 11 2010191018291 22112101201201