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23232212213 = 74941167169
BaseRepresentation
bin10101101000101111…
…110110110011110101
32012222002111122212012
4111220233312303311
5340034421242323
614401150534005
71451500355060
oct255057666365
965862448765
1023232212213
119941a83991
124604507305
132263214342
1411a56978d7
1590e8cd678
hex568bf6cf5

23232212213 has 8 divisors (see below), whose sum is σ = 26552032320. Its totient is φ = 19912625280.

The previous prime is 23232212207. The next prime is 23232212219. The reversal of 23232212213 is 31221223232.

It is an interprime number because it is at equal distance from previous prime (23232212207) and next prime (23232212219).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23232212213 - 232 = 18937244917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232212219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312293 + ... + 379461.

It is an arithmetic number, because the mean of its divisors is an integer number (3319004040).

Almost surely, 223232212213 is an apocalyptic number.

It is an amenable number.

23232212213 is a deficient number, since it is larger than the sum of its proper divisors (3319820107).

23232212213 is an equidigital number, since it uses as much as digits as its factorization.

23232212213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116587.

The product of its digits is 1728, while the sum is 23.

Adding to 23232212213 its reverse (31221223232), we get a palindrome (54453435445).

The spelling of 23232212213 in words is "twenty-three billion, two hundred thirty-two million, two hundred twelve thousand, two hundred thirteen".

Divisors: 1 7 49411 67169 345877 470183 3318887459 23232212213