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BaseRepresentation
bin10110101110011111…
…00000101110001110
31011111022112012201220
423113033200232032
5144441440232342
65334411544210
7611232441411
oct132717405616
934438465656
1012201102222
1151a1227761
12244615b066
1311c5a1671a
1483a609b78
154b62465ec
hex2d73e0b8e

12201102222 has 8 divisors (see below), whose sum is σ = 24402204456. Its totient is φ = 4067034072.

The previous prime is 12201102167. The next prime is 12201102229. The reversal of 12201102222 is 22220110221.

Adding to 12201102222 its reverse (22220110221), we get a palindrome (34421212443).

It is a sphenic number, since it is the product of 3 distinct primes.

12201102222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201102229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1016758513 + ... + 1016758524.

It is an arithmetic number, because the mean of its divisors is an integer number (3050275557).

Almost surely, 212201102222 is an apocalyptic number.

12201102222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12201102222 is a wasteful number, since it uses less digits than its factorization.

12201102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033517042.

The product of its (nonzero) digits is 64, while the sum is 15.

The spelling of 12201102222 in words is "twelve billion, two hundred one million, one hundred two thousand, two hundred twenty-two".