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1232103120000 = 2735447109229
BaseRepresentation
bin10001111011011111000…
…100011001110010000000
311100210021101101120121220
4101323133010121302000
5130141321344320000
62342004221515040
7155005443502044
oct21733704316200
94323241346556
101232103120000
114355940aa325
1217a958a12a80
138c2575c0abc
14438c3dd2024
15220b32961a0
hex11edf119c80

1232103120000 has 320 divisors, whose sum is σ = 4176710524800. Its totient is φ = 321567232000.

The previous prime is 1232103119999. The next prime is 1232103120013. The reversal of 1232103120000 is 213012321.

It is a tau number, because it is divible by the number of its divisors (320).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11225386 + ... + 11334614.

It is an arithmetic number, because the mean of its divisors is an integer number (13052220390).

Almost surely, 21232103120000 is an apocalyptic number.

1232103120000 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 1232103120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2088355262400).

1232103120000 is an abundant number, since it is smaller than the sum of its proper divisors (2944607404800).

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

1232103120000 is an equidigital number, since it uses as much as digits as its factorization.

1232103120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109313 (or 109286 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1232103120000 its reverse (213012321), we get a palindrome (1232316132321).

The spelling of 1232103120000 in words is "one trillion, two hundred thirty-two billion, one hundred three million, one hundred twenty thousand".