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13101220000000 = 2857111731113
BaseRepresentation
bin1011111010100101110110…
…0100000111000100000000
31201101110112112210021220101
42332221131210013010000
53204122244310000000
643510341204252144
72521350305404246
oct276513544070400
951343475707811
1013101220000000
1141a1218161960
1215771300a1054
13740594172742
14334161100796
1517abd5a5ce6a
hexbea5d907100

13101220000000 has 1152 divisors, whose sum is σ = 39321349337088. Its totient is φ = 4300800000000.

The previous prime is 13101219999997. The next prime is 13101220000019. The reversal of 13101220000000 is 2210131.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 115939999944 + ... + 115940000056.

It is an arithmetic number, because the mean of its divisors is an integer number (34133115744).

Almost surely, 213101220000000 is an apocalyptic number.

13101220000000 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 13101220000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19660674668544).

13101220000000 is an abundant number, since it is smaller than the sum of its proper divisors (26220129337088).

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

13101220000000 is an frugal number, since it uses more digits than its factorization.

13101220000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 13101220000000 its reverse (2210131), we get a palindrome (13101222210131).

The spelling of 13101220000000 in words is "thirteen trillion, one hundred one billion, two hundred twenty million", and thus it is an aban number.