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230120301132023 = 2310005230484001
BaseRepresentation
bin110100010100101100001110…
…110011011111100011110111
31010011210021201110010112000212
4310110230032303133203313
5220130242334042211043
62133231450143300035
766320433404532251
oct6424541663374367
91104707643115025
10230120301132023
1167361520846465
1221986a332aa61b
139b533360bb603
1440b7c4c302cd1
151b90e554a3018
hexd14b0ecdf8f7

230120301132023 has 4 divisors (see below), whose sum is σ = 240125531616048. Its totient is φ = 220115070648000.

The previous prime is 230120301131953. The next prime is 230120301132061. The reversal of 230120301132023 is 320231103021032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230120301132023 - 210 = 230120301130999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 10005230484001 = 230120301132023 / (2 + 3 + 0 + 1 + 2 + 0 + 3 + 0 + 1 + 1 + 3 + 2 + 0 + 2 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230120301132023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230120301132083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5002615241978 + ... + 5002615242023.

It is an arithmetic number, because the mean of its divisors is an integer number (60031382904012).

Almost surely, 2230120301132023 is an apocalyptic number.

230120301132023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

230120301132023 is a deficient number, since it is larger than the sum of its proper divisors (10005230484025).

230120301132023 is a wasteful number, since it uses less digits than its factorization.

230120301132023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10005230484024.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 230120301132023 its reverse (320231103021032), we get a palindrome (550351404153055).

The spelling of 230120301132023 in words is "two hundred thirty trillion, one hundred twenty billion, three hundred one million, one hundred thirty-two thousand, twenty-three".

Divisors: 1 23 10005230484001 230120301132023