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12220211202 = 232036701867
BaseRepresentation
bin10110110000110000…
…11010000000000010
31011112122111001022220
423120120122000002
5200011333224302
65340333311510
7611554036623
oct133030320002
934478431286
1012220211202
115200a99601
122450635596
1311c9977404
1483cd81a4a
154b7c6d4bc
hex2d861a002

12220211202 has 8 divisors (see below), whose sum is σ = 24440422416. Its totient is φ = 4073403732.

The previous prime is 12220211173. The next prime is 12220211231. The reversal of 12220211202 is 20211202221.

It is an interprime number because it is at equal distance from previous prime (12220211173) and next prime (12220211231).

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

12220211202 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1018350928 + ... + 1018350939.

It is an arithmetic number, because the mean of its divisors is an integer number (3055052802).

Almost surely, 212220211202 is an apocalyptic number.

12220211202 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.

12220211202 is a wasteful number, since it uses less digits than its factorization.

12220211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036701872.

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

Adding to 12220211202 its reverse (20211202221), we get a palindrome (32431413423).

The spelling of 12220211202 in words is "twelve billion, two hundred twenty million, two hundred eleven thousand, two hundred two".

Divisors: 1 2 3 6 2036701867 4073403734 6110105601 12220211202