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12132310212000 = 25325311378111021
BaseRepresentation
bin1011000010001100011000…
…0010100101110110100000
31120221211121120002021111200
42300203012002211312200
53042233432403241000
641445301213041200
72361346646162556
oct260430602456640
946854546067450
1012132310212000
11395831390a450
12143b3a6186200
136a00c20a3764
142dd2c7c13bd6
151608c89c1500
hexb08c60a5da0

12132310212000 has 1152 divisors, whose sum is σ = 48348195307776. Its totient is φ = 2855347200000.

The previous prime is 12132310211993. The next prime is 12132310212053. The reversal of 12132310212000 is 21201323121.

12132310212000 is a `hidden beast` number, since 1 + 2 + 132 + 310 + 21 + 200 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 191 ways as a sum of consecutive naturals, for example, 11882771490 + ... + 11882772510.

It is an arithmetic number, because the mean of its divisors is an integer number (41968919538).

Almost surely, 212132310212000 is an apocalyptic number.

12132310212000 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 12132310212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24174097653888).

12132310212000 is an abundant number, since it is smaller than the sum of its proper divisors (36215885095776).

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

12132310212000 is a wasteful number, since it uses less digits than its factorization.

12132310212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911 (or 1890 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12132310212000 its reverse (21201323121), we get a palindrome (12153511535121).

The spelling of 12132310212000 in words is "twelve trillion, one hundred thirty-two billion, three hundred ten million, two hundred twelve thousand".