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12423314212000 = 255343111764663
BaseRepresentation
bin1011010011001000011100…
…1110110000010010100000
31121222122202010110011012121
42310302013032300102200
53112020421414241000
642231105230434024
72421361210314046
oct264620716602240
947878663404177
1012423314212000
113a5a774aa77aa
12148787a962914
136c168a222933
1430d4122a2396
1516825b4e3b1a
hexb4c873b04a0

12423314212000 has 192 divisors, whose sum is σ = 31262391224064. Its totient is φ = 4849339622400.

The previous prime is 12423314211949. The next prime is 12423314212007. The reversal of 12423314212000 is 21241332421.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (12423314212007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192091669 + ... + 192156331.

It is an arithmetic number, because the mean of its divisors is an integer number (162824954292).

Almost surely, 212423314212000 is an apocalyptic number.

12423314212000 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 12423314212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15631195612032).

12423314212000 is an abundant number, since it is smaller than the sum of its proper divisors (18839077012064).

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

12423314212000 is a wasteful number, since it uses less digits than its factorization.

12423314212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65848 (or 65830 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12423314212000 its reverse (21241332421), we get a palindrome (12444555544421).

The spelling of 12423314212000 in words is "twelve trillion, four hundred twenty-three billion, three hundred fourteen million, two hundred twelve thousand".