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12211201011102 = 23193296719663
BaseRepresentation
bin1011000110110010010001…
…0011000110110110011110
31121020101020121001002220220
42301230210103012312132
53100032014424323402
641545425344422210
72400141642000402
oct261544423066636
947211217032826
1012211201011102
113988817697475
121452742617966
136a7685485982
1430304d537102
151629948dcdbc
hexb1b244c6d9e

12211201011102 has 32 divisors (see below), whose sum is σ = 25779004408320. Its totient is φ = 3856168727352.

The previous prime is 12211201011089. The next prime is 12211201011133. The reversal of 12211201011102 is 20111010211221.

It is a happy number.

12211201011102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×122112010111022 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148318678 + ... + 148400985.

It is an arithmetic number, because the mean of its divisors is an integer number (805593887760).

Almost surely, 212211201011102 is an apocalyptic number.

12211201011102 is an abundant number, since it is smaller than the sum of its proper divisors (13567803397218).

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

12211201011102 is an equidigital number, since it uses as much as digits as its factorization.

12211201011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296719725 (or 296719687 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12211201011102 its reverse (20111010211221), we get a palindrome (32322211222323).

The spelling of 12211201011102 in words is "twelve trillion, two hundred eleven billion, two hundred one million, eleven thousand, one hundred two".

Divisors: 1 2 3 6 19 38 57 114 361 722 1083 2166 6859 13718 20577 41154 296719663 593439326 890158989 1780317978 5637673597 11275347194 16913020791 33826041582 107115798343 214231596686 321347395029 642694790058 2035200168517 4070400337034 6105600505551 12211201011102