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1230201301230 = 23251179109144307
BaseRepresentation
bin10001111001101101101…
…101100010100011101110
311100121100211210011201200
4101321231231202203232
5130123423013114410
62341051403150330
7154610351345646
oct21715555424356
94317324704650
101230201301230
114347a8621780
1217a507b153a6
138c0135a1455
14437835b3526
15220013293c0
hex11e6db628ee

1230201301230 has 192 divisors, whose sum is σ = 3565908403200. Its totient is φ = 291752098560.

The previous prime is 1230201301207. The next prime is 1230201301279. The reversal of 1230201301230 is 321031020321.

1230201301230 is a `hidden beast` number, since 1 + 2 + 302 + 0 + 130 + 1 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 8452737 + ... + 8597043.

It is an arithmetic number, because the mean of its divisors is an integer number (18572439600).

Almost surely, 21230201301230 is an apocalyptic number.

1230201301230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1230201301230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782954201600).

1230201301230 is an abundant number, since it is smaller than the sum of its proper divisors (2335707101970).

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

1230201301230 is a wasteful number, since it uses less digits than its factorization.

1230201301230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144519 (or 144516 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1230201301230 its reverse (321031020321), we get a palindrome (1551232321551).

The spelling of 1230201301230 in words is "one trillion, two hundred thirty billion, two hundred one million, three hundred one thousand, two hundred thirty".