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2230231211 = 13596743399
BaseRepresentation
bin1000010011101110…
…1010000010101011
312202102120111001222
42010323222002223
514031414344321
61005145332255
7106160436545
oct20473520253
95672514058
102230231211
11a449a879a
12522a9708b
13297087950
141722aa695
15d0bde3ab
hex84eea0ab

2230231211 has 16 divisors (see below), whose sum is σ = 2479008000. Its totient is φ = 1993530528.

The previous prime is 2230231147. The next prime is 2230231217. The reversal of 2230231211 is 1121320322.

It is a cyclic number.

It is not a de Polignac number, because 2230231211 - 26 = 2230231147 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 2230231211.

It is not an unprimeable number, because it can be changed into a prime (2230231217) 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, 29690 + ... + 73088.

It is an arithmetic number, because the mean of its divisors is an integer number (154938000).

Almost surely, 22230231211 is an apocalyptic number.

2230231211 is a deficient number, since it is larger than the sum of its proper divisors (248776789).

2230231211 is a wasteful number, since it uses less digits than its factorization.

2230231211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43538.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2230231211 is about 47225.3238316054. The cubic root of 2230231211 is about 1306.5217073401.

Adding to 2230231211 its reverse (1121320322), we get a palindrome (3351551533).

The spelling of 2230231211 in words is "two billion, two hundred thirty million, two hundred thirty-one thousand, two hundred eleven".

Divisors: 1 13 59 67 767 871 3953 43399 51389 564187 2560541 2907733 33287033 37800529 171556247 2230231211