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2111001302213 = 173715112221127
BaseRepresentation
bin11110101110000001011…
…110111001010011000101
321110210212022101020202022
4132232001132321103011
5234041312313132323
64253440340052525
7305341403001656
oct36560136712305
97423768336668
102111001302213
117442a8224091
122a1162094145
131240b333609b
147425ca3d52d
1539da2e624c8
hex1eb817b94c5

2111001302213 has 16 divisors (see below), whose sum is σ = 2297108346624. Its totient is φ = 1931846549760.

The previous prime is 2111001302159. The next prime is 2111001302227. The reversal of 2111001302213 is 3122031001112.

It is a cyclic number.

It is not a de Polignac number, because 2111001302213 - 26 = 2111001302149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2111001302191 and 2111001302200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111001304213) 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, 160145 + ... + 2060982.

It is an arithmetic number, because the mean of its divisors is an integer number (143569271664).

Almost surely, 22111001302213 is an apocalyptic number.

It is an amenable number.

2111001302213 is a deficient number, since it is larger than the sum of its proper divisors (186107044411).

2111001302213 is a wasteful number, since it uses less digits than its factorization.

2111001302213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222692.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2111001302213 its reverse (3122031001112), we get a palindrome (5233032303325).

The spelling of 2111001302213 in words is "two trillion, one hundred eleven billion, one million, three hundred two thousand, two hundred thirteen".

Divisors: 1 17 37 629 1511 25687 55907 950419 2221127 37759159 82181699 1397088883 3356122897 57054089249 124176547189 2111001302213