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12201210011010 = 2352923137421621
BaseRepresentation
bin1011000110001101000011…
…0010011101110110000010
31121012102110022012201100110
42301203100302131312002
53044401034230323020
641541054122532150
72366336233621266
oct261432062356602
947172408181313
1012201210011010
11398455aa6a1a9
121450814667056
136a67525c9ab7
143027826780a6
151625ac70b8e0
hexb18d0c9dd82

12201210011010 has 192 divisors, whose sum is σ = 32151962778624. Its totient is φ = 2957951001600.

The previous prime is 12201210010931. The next prime is 12201210011027. The reversal of 12201210011010 is 1011001210221.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28728000 + ... + 29149620.

It is an arithmetic number, because the mean of its divisors is an integer number (167458139472).

Almost surely, 212201210011010 is an apocalyptic number.

12201210011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12201210011010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16075981389312).

12201210011010 is an abundant number, since it is smaller than the sum of its proper divisors (19950752767614).

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

12201210011010 is a wasteful number, since it uses less digits than its factorization.

12201210011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421757 (or 421728 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12201210011010 its reverse (1011001210221), we get a palindrome (13212211221231).

The spelling of 12201210011010 in words is "twelve trillion, two hundred one billion, two hundred ten million, eleven thousand, ten".