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2133100201 = 2392743487
BaseRepresentation
bin111111100100100…
…1000011010101001
312111122210201101011
41333021020122221
513332033201301
6551355423521
7103601024011
oct17711103251
95448721334
102133100201
119a5096831
124b6454ba1
1327cc09c8b
14163424c41
15c7404a51
hex7f2486a9

2133100201 has 4 divisors (see below), whose sum is σ = 2225843712. Its totient is φ = 2040356692.

The previous prime is 2133100199. The next prime is 2133100231. The reversal of 2133100201 is 1020013312.

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 2133100201 - 21 = 2133100199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133100231) 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, 46371721 + ... + 46371766.

It is an arithmetic number, because the mean of its divisors is an integer number (556460928).

Almost surely, 22133100201 is an apocalyptic number.

It is an amenable number.

2133100201 is a deficient number, since it is larger than the sum of its proper divisors (92743511).

2133100201 is an equidigital number, since it uses as much as digits as its factorization.

2133100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92743510.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2133100201 is about 46185.4977346786. The cubic root of 2133100201 is about 1287.2722846840.

Adding to 2133100201 its reverse (1020013312), we get a palindrome (3153113513).

The spelling of 2133100201 in words is "two billion, one hundred thirty-three million, one hundred thousand, two hundred one".

Divisors: 1 23 92743487 2133100201