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23110131230 = 252311013123
BaseRepresentation
bin10101100001011110…
…001001111000011110
32012122120210022020022
4111201132021320132
5334312143144410
614341110152142
71445455605614
oct254136117036
965576708208
1023110131230
11988a08070a
12458b652652
132243b3c184
1411933996b4
15903d16455
hex561789e1e

23110131230 has 8 divisors (see below), whose sum is σ = 41598236232. Its totient is φ = 9244052488.

The previous prime is 23110131229. The next prime is 23110131257. The reversal of 23110131230 is 3213101132.

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

It is a junction number, because it is equal to n+sod(n) for n = 23110131199 and 23110131208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155506552 + ... + 1155506571.

It is an arithmetic number, because the mean of its divisors is an integer number (5199779529).

Almost surely, 223110131230 is an apocalyptic number.

23110131230 is a deficient number, since it is larger than the sum of its proper divisors (18488105002).

23110131230 is a wasteful number, since it uses less digits than its factorization.

23110131230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311013130.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23110131230 its reverse (3213101132), we get a palindrome (26323232362).

The spelling of 23110131230 in words is "twenty-three billion, one hundred ten million, one hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 2311013123 4622026246 11555065615 23110131230