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13100230000000 = 275711139161
BaseRepresentation
bin1011111010100010001010…
…0011100011110110000000
31201101100222112221002012201
42332220202203203312000
53204113232340000000
643510055041202544
72521313624503003
oct276504243436600
951340875832181
1013100230000000
1141a085a349240
121576ab4630454
13740467027120
143340a983753a
1517ab78ba496a
hexbea228e3d80

13100230000000 has 512 divisors, whose sum is σ = 38329987812480. Its totient is φ = 4396800000000.

The previous prime is 13100229999929. The next prime is 13100230000001. The reversal of 13100230000000 is 3200131.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13100230000001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1429995420 + ... + 1430004580.

Almost surely, 213100230000000 is an apocalyptic number.

13100230000000 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 13100230000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19164993906240).

13100230000000 is an abundant number, since it is smaller than the sum of its proper divisors (25229757812480).

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

13100230000000 is an frugal number, since it uses more digits than its factorization.

13100230000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9234 (or 9192 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 13100230000000 its reverse (3200131), we get a palindrome (13100233200131).

The spelling of 13100230000000 in words is "thirteen trillion, one hundred billion, two hundred thirty million", and thus it is an aban number.