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12220012200211 = 20513359571167
BaseRepresentation
bin1011000111010011000101…
…1111001000000100010011
31121021012222122211220002021
42301310301133020010103
53100203041110401321
641553443543032311
72400603202605364
oct261646137100423
947235878756067
1012220012200211
113991529348242
1214543a143b697
136a845aa9883a
1430364783db6b
15162d0d220941
hexb1d317c8113

12220012200211 has 4 divisors (see below), whose sum is σ = 12220071976512. Its totient is φ = 12219952423912.

The previous prime is 12220012200167. The next prime is 12220012200217. The reversal of 12220012200211 is 11200221002221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12220012200211 - 213 = 12220012192019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220012200217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29580451 + ... + 29990716.

It is an arithmetic number, because the mean of its divisors is an integer number (3055017994128).

Almost surely, 212220012200211 is an apocalyptic number.

12220012200211 is a deficient number, since it is larger than the sum of its proper divisors (59776301).

12220012200211 is an equidigital number, since it uses as much as digits as its factorization.

12220012200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59776300.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12220012200211 its reverse (11200221002221), we get a palindrome (23420233202432).

The spelling of 12220012200211 in words is "twelve trillion, two hundred twenty billion, twelve million, two hundred thousand, two hundred eleven".

Divisors: 1 205133 59571167 12220012200211