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2122211001211 = 71013001712873
BaseRepresentation
bin11110111000011101101…
…000100000001101111011
321111212210112101221221021
4132320131220200031323
5234232242004014321
64302532534523311
7306216236606110
oct36703550401573
97455715357837
102122211001211
1174902a869934
122a3370206537
1312517b832582
1474a036d8907
153a30c124941
hex1ee1da2037b

2122211001211 has 8 divisors (see below), whose sum is σ = 2449397705184. Its totient is φ = 1801027723200.

The previous prime is 2122211001187. The next prime is 2122211001241. The reversal of 2122211001211 is 1121001122212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2122211001211 - 219 = 2122210476923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122211001241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500855730 + ... + 1500857143.

It is an arithmetic number, because the mean of its divisors is an integer number (306174713148).

Almost surely, 22122211001211 is an apocalyptic number.

2122211001211 is a deficient number, since it is larger than the sum of its proper divisors (327186703973).

2122211001211 is a wasteful number, since it uses less digits than its factorization.

2122211001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001712981.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2122211001211 its reverse (1121001122212), we get a palindrome (3243212123423).

The spelling of 2122211001211 in words is "two trillion, one hundred twenty-two billion, two hundred eleven million, one thousand, two hundred eleven".

Divisors: 1 7 101 707 3001712873 21011990111 303173000173 2122211001211