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23000122003 = 1937325910039
BaseRepresentation
bin10101011010111010…
…100000001010010011
32012100220210020221111
4111122322200022103
5334101012401003
614322140234151
71442651545165
oct253272401223
965326706844
1023000122003
119832a730a1
12455a83b957
132227102861
141182920935
158e9335e6d
hex55aea0293

23000122003 has 16 divisors (see below), whose sum is σ = 24875104000. Its totient is φ = 21192064992.

The previous prime is 23000121979. The next prime is 23000122049. The reversal of 23000122003 is 30022100032.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23000122003 - 213 = 23000113811 is a prime.

It is a super-2 number, since 2×230001220032 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23000122063) 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, 2286058 + ... + 2296096.

It is an arithmetic number, because the mean of its divisors is an integer number (1554694000).

Almost surely, 223000122003 is an apocalyptic number.

23000122003 is a deficient number, since it is larger than the sum of its proper divisors (1874981997).

23000122003 is a wasteful number, since it uses less digits than its factorization.

23000122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13354.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 23000122003 its reverse (30022100032), we get a palindrome (53022222035).

It can be divided in two parts, 230001 and 22003, that added together give a square (252004 = 5022).

The spelling of 23000122003 in words is "twenty-three billion, one hundred twenty-two thousand, three".

Divisors: 1 19 37 703 3259 10039 61921 120583 190741 371443 2291077 7057417 32717101 621624919 1210532737 23000122003