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12211031013032 = 231526378876629
BaseRepresentation
bin1011000110110001101000…
…1010100111011010101000
31121020100210202011022102002
42301230122022213122220
53100031142414404112
641545400433030132
72400134506020245
oct261543212473250
947210722138362
1012211031013032
11398873a7363a5
1214526b56b5348
136a76591a44b7
14303034b245cc
15162984a0d1c2
hexb1b1a2a76a8

12211031013032 has 8 divisors (see below), whose sum is σ = 22895683149450. Its totient is φ = 6105515506512.

The previous prime is 12211031013023. The next prime is 12211031013073. The reversal of 12211031013032 is 23031013011221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10398006464836 + 1813024548196 = 3224594^2 + 1346486^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 12211031012995 and 12211031013013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 763189438307 + ... + 763189438322.

Almost surely, 212211031013032 is an apocalyptic number.

It is an amenable number.

12211031013032 is a deficient number, since it is larger than the sum of its proper divisors (10684652136418).

12211031013032 is a wasteful number, since it uses less digits than its factorization.

12211031013032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526378876635 (or 1526378876631 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12211031013032 its reverse (23031013011221), we get a palindrome (35242044024253).

The spelling of 12211031013032 in words is "twelve trillion, two hundred eleven billion, thirty-one million, thirteen thousand, thirty-two".

Divisors: 1 2 4 8 1526378876629 3052757753258 6105515506516 12211031013032