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12200122001 = 231229431603
BaseRepresentation
bin10110101110010111…
…10001011010010001
31011111020200102010102
423113023301122101
5144441212401001
65334334542145
7611221216544
oct132713613221
934436612112
1012200122001
1151a0718261
122445967955
1311c5762502
1483a43285b
154b6100e6b
hex2d72f1691

12200122001 has 8 divisors (see below), whose sum is σ = 12740950080. Its totient is φ = 11660159632.

The previous prime is 12200121971. The next prime is 12200122003. The reversal of 12200122001 is 10022100221.

It is a happy number.

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 12200122001 - 218 = 12199859857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12200122003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187535 + ... + 244068.

It is an arithmetic number, because the mean of its divisors is an integer number (1592618760).

Almost surely, 212200122001 is an apocalyptic number.

It is an amenable number.

12200122001 is a deficient number, since it is larger than the sum of its proper divisors (540828079).

12200122001 is a wasteful number, since it uses less digits than its factorization.

12200122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432855.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12200122001 its reverse (10022100221), we get a palindrome (22222222222).

The spelling of 12200122001 in words is "twelve billion, two hundred million, one hundred twenty-two thousand, one".