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23220200223 = 3211376339121
BaseRepresentation
bin10101101000000010…
…000010001100011111
32012221020220101111200
4111220002002030133
5340023332401343
614400041250543
71451263305513
oct255002021437
965836811450
1023220200223
11993621a120
124600493a53
132260899a5c
1411a3c4c143
1590d8094d3
hex56808231f

23220200223 has 24 divisors (see below), whose sum is σ = 37578315216. Its totient is φ = 13692499200.

The previous prime is 23220200209. The next prime is 23220200249. The reversal of 23220200223 is 32200202232.

23220200223 is a `hidden beast` number, since 23 + 220 + 200 + 223 = 666.

It is not a de Polignac number, because 23220200223 - 24 = 23220200207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23220200196 and 23220200205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23220200293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3165898 + ... + 3173223.

It is an arithmetic number, because the mean of its divisors is an integer number (1565763134).

Almost surely, 223220200223 is an apocalyptic number.

23220200223 is a deficient number, since it is larger than the sum of its proper divisors (14358114993).

23220200223 is a wasteful number, since it uses less digits than its factorization.

23220200223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6339175 (or 6339172 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 23220200223 its reverse (32200202232), we get a palindrome (55420402455).

The spelling of 23220200223 in words is "twenty-three billion, two hundred twenty million, two hundred thousand, two hundred twenty-three".

Divisors: 1 3 9 11 33 37 99 111 333 407 1221 3663 6339121 19017363 57052089 69730331 209190993 234547477 627572979 703642431 2110927293 2580022247 7740066741 23220200223