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2113330201 = 2149998299
BaseRepresentation
bin111110111110110…
…1101110000011001
312110021121022000221
41331331231300121
513312003031301
6545412000041
7103241003353
oct17575556031
95407538027
102113330201
11994a13294
124ab900021
13278aa7458
1416095a0d3
15c57ebda1
hex7df6dc19

2113330201 has 4 divisors (see below), whose sum is σ = 2113450000. Its totient is φ = 2113210404.

The previous prime is 2113330189. The next prime is 2113330237. The reversal of 2113330201 is 1020333112.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2113330201 - 219 = 2112805913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113030201) 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, 27651 + ... + 70648.

It is an arithmetic number, because the mean of its divisors is an integer number (528362500).

Almost surely, 22113330201 is an apocalyptic number.

It is an amenable number.

2113330201 is a deficient number, since it is larger than the sum of its proper divisors (119799).

2113330201 is an equidigital number, since it uses as much as digits as its factorization.

2113330201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119798.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2113330201 is about 45970.9712862367. The cubic root of 2113330201 is about 1283.2830356554.

Adding to 2113330201 its reverse (1020333112), we get a palindrome (3133663313).

The spelling of 2113330201 in words is "two billion, one hundred thirteen million, three hundred thirty thousand, two hundred one".

Divisors: 1 21499 98299 2113330201