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1230313200000 = 273551025261
BaseRepresentation
bin10001111001110100011…
…000011001100110000000
311100121122122100012222120
4101321310120121212000
5130124140134400000
62341110441404240
7154613210436303
oct21716430314600
94317578305876
101230313200000
114348557aa9a5
1217a539499680
138c03081cb41
14437943c0b3a
152200b07e6a0
hex11e74619980

1230313200000 has 192 divisors, whose sum is σ = 4084766839440. Its totient is φ = 328083200000.

The previous prime is 1230313199953. The next prime is 1230313200031. The reversal of 1230313200000 is 23130321.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 687370 + ... + 1712630.

Almost surely, 21230313200000 is an apocalyptic number.

1230313200000 is a gapful number since it is divisible by the number (10) 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 1230313200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2042383419720).

1230313200000 is an abundant number, since it is smaller than the sum of its proper divisors (2854453639440).

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

1230313200000 is an frugal number, since it uses more digits than its factorization.

1230313200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025303 (or 1025271 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 1230313200000 its reverse (23130321), we get a palindrome (1230336330321).

The spelling of 1230313200000 in words is "one trillion, two hundred thirty billion, three hundred thirteen million, two hundred thousand".