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2102201030233 = 4874316634559
BaseRepresentation
bin11110100101110100111…
…100100001011001011001
321102222011000010010002001
4132211310330201121121
5233420301430431413
64245423211441001
7304610333633233
oct36456474413131
97388130103061
102102201030233
117405a174a537
1229b506a56161
13123310076365
1473a65d79253
1539a3a5894dd
hex1e974f21659

2102201030233 has 4 divisors (see below), whose sum is σ = 2106517665280. Its totient is φ = 2097884395188.

The previous prime is 2102201030141. The next prime is 2102201030243. The reversal of 2102201030233 is 3320301022012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2102201030233 - 229 = 2101664159321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2102201030233.

It is not an unprimeable number, because it can be changed into a prime (2102201030243) 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, 2158316793 + ... + 2158317766.

It is an arithmetic number, because the mean of its divisors is an integer number (526629416320).

Almost surely, 22102201030233 is an apocalyptic number.

It is an amenable number.

2102201030233 is a deficient number, since it is larger than the sum of its proper divisors (4316635047).

2102201030233 is an equidigital number, since it uses as much as digits as its factorization.

2102201030233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316635046.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2102201030233 its reverse (3320301022012), we get a palindrome (5422502052245).

The spelling of 2102201030233 in words is "two trillion, one hundred two billion, two hundred one million, thirty thousand, two hundred thirty-three".

Divisors: 1 487 4316634559 2102201030233