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230111100000 = 253255255679
BaseRepresentation
bin1101011001001110110…
…0001011110001100000
3210222221211122001102100
43112103230023301200
512232231420200000
6253413411250400
722424240035365
oct3262354136140
9728854561370
10230111100000
1189653798311
123871b8a9a00
1318912713202
14b1cd1aa46c
155ebbbe6a00
hex3593b0bc60

230111100000 has 216 divisors, whose sum is σ = 817923899520. Its totient is φ = 61362720000.

The previous prime is 230111099983. The next prime is 230111100001. The reversal of 230111100000 is 1111032.

It is a super-2 number, since 2×2301111000002 (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230111100001) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 772161 + ... + 1027839.

It is an arithmetic number, because the mean of its divisors is an integer number (3786684720).

Almost surely, 2230111100000 is an apocalyptic number.

230111100000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230111100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408961949760).

230111100000 is an abundant number, since it is smaller than the sum of its proper divisors (587812799520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230111100000 is an equidigital number, since it uses as much as digits as its factorization.

230111100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255720 (or 255689 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 230111100000 its reverse (1111032), we get a palindrome (230112211032).

The spelling of 230111100000 in words is "two hundred thirty billion, one hundred eleven million, one hundred thousand".