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23201230110213 = 337337620237659
BaseRepresentation
bin1010100011001111101010…
…00101000011111000000101
310001011000102121200112120210
411101213311011003320011
511020112104402011323
6121202255321150033
74613143053006111
oct521476505037005
9101130377615523
1023201230110213
11743564a5a6a21
12272867902b319
13cc3b35c3a46c
145a2d34762741
152a37b5a36293
hex1519f5143e05

23201230110213 has 16 divisors (see below), whose sum is σ = 31865330020160. Its totient is φ = 15004789422336.

The previous prime is 23201230110203. The next prime is 23201230110241. The reversal of 23201230110213 is 31201103210232.

It is not a de Polignac number, because 23201230110213 - 216 = 23201230044677 is a prime.

It is a super-2 number, since 2×232012301102132 (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23201230110213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23201230110203) 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, 310081423 + ... + 310156236.

It is an arithmetic number, because the mean of its divisors is an integer number (1991583126260).

Almost surely, 223201230110213 is an apocalyptic number.

It is an amenable number.

23201230110213 is a deficient number, since it is larger than the sum of its proper divisors (8664099909947).

23201230110213 is a wasteful number, since it uses less digits than its factorization.

23201230110213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620238036.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 23201230110213 its reverse (31201103210232), we get a palindrome (54402333320445).

The spelling of 23201230110213 in words is "twenty-three trillion, two hundred one billion, two hundred thirty million, one hundred ten thousand, two hundred thirteen".

Divisors: 1 3 37 111 337 1011 12469 37407 620237659 1860712977 22948793383 68846380149 209020091083 627060273249 7733743370071 23201230110213