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23130123120101 = 1710113471242353
BaseRepresentation
bin1010100001001011001101…
…10001011010110111100101
310000220012220001100011202102
411100211212301122313211
511012430443004320401
6121105455403421445
74605045004401044
oct520454661326745
9100805801304672
1023130123120101
117408480555898
122716933524885
13cba21336559a
1459d70ab0c55b
152a1a0315d56b
hex150966c5ade5

23130123120101 has 8 divisors (see below), whose sum is σ = 24733200961944. Its totient is φ = 21553987763200.

The previous prime is 23130123120077. The next prime is 23130123120107. The reversal of 23130123120101 is 10102132103132.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17540558541025 + 5589564579076 = 4188145^2 + 2364226^2 .

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 23130123120101 - 218 = 23130122857957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23130123120107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6735619460 + ... + 6735622893.

It is an arithmetic number, because the mean of its divisors is an integer number (3091650120243).

Almost surely, 223130123120101 is an apocalyptic number.

It is an amenable number.

23130123120101 is a deficient number, since it is larger than the sum of its proper divisors (1603077841843).

23130123120101 is a wasteful number, since it uses less digits than its factorization.

23130123120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13471242471.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 23130123120101 its reverse (10102132103132), we get a palindrome (33232255223233).

The spelling of 23130123120101 in words is "twenty-three trillion, one hundred thirty billion, one hundred twenty-three million, one hundred twenty thousand, one hundred one".

Divisors: 1 17 101 1717 13471242353 229011120001 1360595477653 23130123120101