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12153140120000 = 265411101273473
BaseRepresentation
bin1011000011011001111110…
…0110011000100111000000
31121000211101020020020111202
42300312133212120213000
53043104112332320000
641503024150200332
72363015066366405
oct260663746304700
947024336206452
1012153140120000
113966132847650
12144343a0530a8
136a20616a33c9
1430030240c2ac
151611e7520dd5
hexb0d9f9989c0

12153140120000 has 280 divisors, whose sum is σ = 33201080340912. Its totient is φ = 4375552000000.

The previous prime is 12153140119907. The next prime is 12153140120057. The reversal of 12153140120000 is 2104135121.

It is a super-2 number, since 2×121531401200002 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 44303264 + ... + 44576736.

Almost surely, 212153140120000 is an apocalyptic number.

12153140120000 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 12153140120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16600540170456).

12153140120000 is an abundant number, since it is smaller than the sum of its proper divisors (21047940220912).

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

12153140120000 is a wasteful number, since it uses less digits than its factorization.

12153140120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273617 (or 273592 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 12153140120000 its reverse (2104135121), we get a palindrome (12155244255121).

The spelling of 12153140120000 in words is "twelve trillion, one hundred fifty-three billion, one hundred forty million, one hundred twenty thousand".