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2130313200000 = 273551775261
BaseRepresentation
bin11111000000000000100…
…011111100000110000000
321112122201012010022012220
4133000000203330012000
5234400340134400000
64310352525051040
7306624101266656
oct37000043740600
97478635108186
102130313200000
1175150829a797
122a4a516b6a80
13125b702a8c3b
14751717a6dd6
153a6335ab1a0
hex1f0008fc180

2130313200000 has 192 divisors, whose sum is σ = 7072856839440. Its totient is φ = 568083200000.

The previous prime is 2130313199921. The next prime is 2130313200053. The reversal of 2130313200000 is 23130312.

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 polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 312370 + ... + 2087630.

Almost surely, 22130313200000 is an apocalyptic number.

2130313200000 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 2130313200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3536428419720).

2130313200000 is an abundant number, since it is smaller than the sum of its proper divisors (4942543639440).

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

2130313200000 is an frugal number, since it uses more digits than its factorization.

2130313200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775303 (or 1775271 counting only the distinct ones).

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

Adding to 2130313200000 its reverse (23130312), we get a palindrome (2130336330312).

The spelling of 2130313200000 in words is "two trillion, one hundred thirty billion, three hundred thirteen million, two hundred thousand".