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12001202002211 = 104542311479757
BaseRepresentation
bin1010111010100011111101…
…1000011101100100100011
31120111022012101212010211212
42232220333120131210203
53033111430203032321
641305135345100335
72346025654610102
oct256507730354443
946438171763755
1012001202002211
113907754728964
121419ab63276ab
136909297354b6
142d6c0b4b0039
1515c2a370455b
hexaea3f61d923

12001202002211 has 4 divisors (see below), whose sum is σ = 12001214527392. Its totient is φ = 12001189477032.

The previous prime is 12001202002123. The next prime is 12001202002249. The reversal of 12001202002211 is 11220020210021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12001202002211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001202005211) 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, 4694456 + ... + 6785301.

It is an arithmetic number, because the mean of its divisors is an integer number (3000303631848).

Almost surely, 212001202002211 is an apocalyptic number.

12001202002211 is a deficient number, since it is larger than the sum of its proper divisors (12525181).

12001202002211 is a wasteful number, since it uses less digits than its factorization.

12001202002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12525180.

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

Adding to 12001202002211 its reverse (11220020210021), we get a palindrome (23221222212232).

The spelling of 12001202002211 in words is "twelve trillion, one billion, two hundred two million, two thousand, two hundred eleven".

Divisors: 1 1045423 11479757 12001202002211