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23010112213 = 112091828383
BaseRepresentation
bin10101011011100000…
…100111001011010101
32012101121120210221021
4111123200213023111
5334111042042323
614323134321141
71443132504154
oct253340471325
965347523837
1023010112213
119838676970
1245620591b1
1322291bcb1a
141183da159b
158ea15b05d
hex55b8272d5

23010112213 has 4 divisors (see below), whose sum is σ = 25101940608. Its totient is φ = 20918283820.

The previous prime is 23010112207. The next prime is 23010112231. The reversal of 23010112213 is 31221101032.

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 a de Polignac number, because none of the positive numbers 2k-23010112213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23010112613) 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, 1045914181 + ... + 1045914202.

It is an arithmetic number, because the mean of its divisors is an integer number (6275485152).

Almost surely, 223010112213 is an apocalyptic number.

It is an amenable number.

23010112213 is a deficient number, since it is larger than the sum of its proper divisors (2091828395).

23010112213 is a wasteful number, since it uses less digits than its factorization.

23010112213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091828394.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23010112213 its reverse (31221101032), we get a palindrome (54231213245).

The spelling of 23010112213 in words is "twenty-three billion, ten million, one hundred twelve thousand, two hundred thirteen".

Divisors: 1 11 2091828383 23010112213