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23211233102201 = 31097743196419
BaseRepresentation
bin1010100011100010010010…
…10011011100100101111001
310001011222020202002011221112
411101301021103130211321
511020243101133232301
6121211032052050105
74613645665022054
oct521611123344571
9101158222064845
1023211233102201
117439912a74951
12272a5ab003935
13cc4a6b434731
145a3603063a9b
152a3b9dcd59bb
hex151c494dc979

23211233102201 has 8 divisors (see below), whose sum is σ = 23219239598400. Its totient is φ = 23203226959920.

The previous prime is 23211233102153. The next prime is 23211233102219. The reversal of 23211233102201 is 10220133211232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23211233102201 is a prime.

It is a super-2 number, since 2×232112331022012 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23211233102221) 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, 240684770 + ... + 240781188.

It is an arithmetic number, because the mean of its divisors is an integer number (2902404949800).

Almost surely, 223211233102201 is an apocalyptic number.

It is an amenable number.

23211233102201 is a deficient number, since it is larger than the sum of its proper divisors (8006496199).

23211233102201 is an equidigital number, since it uses as much as digits as its factorization.

23211233102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176959.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 23211233102201 its reverse (10220133211232), we get a palindrome (33431366313433).

The spelling of 23211233102201 in words is "twenty-three trillion, two hundred eleven billion, two hundred thirty-three million, one hundred two thousand, two hundred one".

Divisors: 1 3109 77431 96419 240732979 299766671 7465819589 23211233102201