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12220012012001 = 233122974842213
BaseRepresentation
bin1011000111010011000101…
…1110011010000111100001
31121021012222122111022220112
42301310301132122013201
53100203041033341001
641553443535021105
72400603201162563
oct261646136320741
947235878438815
1012220012012001
1139915292298a2
1214543a136a795
136a845aa30c81
143036477d1333
15162d0d1d4cbb
hexb1d3179a1e1

12220012012001 has 16 divisors (see below), whose sum is σ = 13220128680960. Its totient is φ = 11262256061760.

The previous prime is 12220012011943. The next prime is 12220012012057. The reversal of 12220012012001 is 10021021002221.

12220012012001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12220012012001 - 210 = 12220012010977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220012012801) 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, 37257830 + ... + 37584383.

It is an arithmetic number, because the mean of its divisors is an integer number (826258042560).

Almost surely, 212220012012001 is an apocalyptic number.

It is an amenable number.

12220012012001 is a deficient number, since it is larger than the sum of its proper divisors (1000116668959).

12220012012001 is a wasteful number, since it uses less digits than its factorization.

12220012012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74842496.

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

Adding to 12220012012001 its reverse (10021021002221), we get a palindrome (22241033014222).

The spelling of 12220012012001 in words is "twelve trillion, two hundred twenty billion, twelve million, twelve thousand, one".

Divisors: 1 23 31 229 713 5267 7099 163277 74842213 1721370899 2320108603 17138866777 53362497869 394193935871 531304870087 12220012012001