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12212000002211 = 7910111231362883
BaseRepresentation
bin1011000110110101001111…
…1011000001000010100011
31121020110022021111001200012
42301231103323001002203
53100040134000032321
641550040525515135
72400200513212502
oct261552373010243
947213267431605
1012212000002211
1139890976a92a9
121452926112aab
136a7781b74589
143030c76bc839
151629deb1605b
hexb1b53ec10a3

12212000002211 has 16 divisors (see below), whose sum is σ = 12500153986560. Its totient is φ = 11927398111200.

The previous prime is 12212000002187. The next prime is 12212000002247. The reversal of 12212000002211 is 11220000021221.

It is a cyclic number.

It is not a de Polignac number, because 12212000002211 - 238 = 11937122095267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12212000202211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8278976 + ... + 9641858.

It is an arithmetic number, because the mean of its divisors is an integer number (781259624160).

Almost surely, 212212000002211 is an apocalyptic number.

12212000002211 is a deficient number, since it is larger than the sum of its proper divisors (288153984349).

12212000002211 is a wasteful number, since it uses less digits than its factorization.

12212000002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364186.

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

Adding to 12212000002211 its reverse (11220000021221), we get a palindrome (23432000023432).

The spelling of 12212000002211 in words is "twelve trillion, two hundred twelve billion, two thousand, two hundred eleven".

Divisors: 1 79 101 1123 7979 88717 113423 1362883 8960417 107667757 137651183 1530517609 10874443457 120910891111 154582278509 12212000002211