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2231230000000 = 27572389109
BaseRepresentation
bin100000011101111111101…
…010111110101110000000
321220022012020212220122011
4200131333222332232000
5243024024340000000
64425002442222304
7320125650034531
oct40357752765600
97808166786564
102231230000000
11790294192241
123005164b4994
13132533a14a91
1479dc64b8688
153d08d0402ba
hex2077fabeb80

2231230000000 has 512 divisors, whose sum is σ = 5916781728000. Its totient is φ = 836352000000.

The previous prime is 2231229999991. The next prime is 2231230000049. The reversal of 2231230000000 is 321322.

It is a happy number.

It is a super-3 number, since 3×22312300000003 (a number of 38 digits) contains 333 as substring.

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 63 ways as a sum of consecutive naturals, for example, 20469999946 + ... + 20470000054.

Almost surely, 22231230000000 is an apocalyptic number.

2231230000000 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 2231230000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2958390864000).

2231230000000 is an abundant number, since it is smaller than the sum of its proper divisors (3685551728000).

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

2231230000000 is an frugal number, since it uses more digits than its factorization.

2231230000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 2231230000000 its reverse (321322), we get a palindrome (2231230321322).

The spelling of 2231230000000 in words is "two trillion, two hundred thirty-one billion, two hundred thirty million", and thus it is an aban number.