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1121303212000 = 25532910195707
BaseRepresentation
bin10000010100010010111…
…000010010111111100000
310222012021112211001202121
4100110102320102333200
5121332412110241000
62215041455154024
7144003640020226
oct20242270227740
93865245731677
101121303212000
113a25a6481524
12161396215914
138197a473b6a
143c3b28a8b16
151e27ad43b1a
hex10512e12fe0

1121303212000 has 192 divisors, whose sum is σ = 2878291765440. Its totient is φ = 428762880000.

The previous prime is 1121303211983. The next prime is 1121303212021. The reversal of 1121303212000 is 2123031211.

It is a Harshad number since it is a multiple of its sum of digits (16).

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 31 ways as a sum of consecutive naturals, for example, 11668147 + ... + 11763853.

It is an arithmetic number, because the mean of its divisors is an integer number (14991102945).

Almost surely, 21121303212000 is an apocalyptic number.

1121303212000 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 1121303212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1439145882720).

1121303212000 is an abundant number, since it is smaller than the sum of its proper divisors (1756988553440).

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

1121303212000 is a wasteful number, since it uses less digits than its factorization.

1121303212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95862 (or 95844 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1121303212000 its reverse (2123031211), we get a palindrome (1123426243211).

The spelling of 1121303212000 in words is "one trillion, one hundred twenty-one billion, three hundred three million, two hundred twelve thousand".