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12301301020 = 2251307470593
BaseRepresentation
bin10110111010011011…
…01111010100011100
31011202022001211122111
423131031233110130
5200143113113040
65352351323404
7613560222241
oct133515572434
934668054574
1012301301020
115242844588
122473820564
1312106c9858
14849a4d5c8
154bee39dea
hex2dd36f51c

12301301020 has 24 divisors (see below), whose sum is σ = 25852551984. Its totient is φ = 4916745216.

The previous prime is 12301301011. The next prime is 12301301039. The reversal of 12301301020 is 2010310321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209157 + ... + 261436.

It is an arithmetic number, because the mean of its divisors is an integer number (1077189666).

Almost surely, 212301301020 is an apocalyptic number.

12301301020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12301301020 is an abundant number, since it is smaller than the sum of its proper divisors (13551250964).

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

12301301020 is a wasteful number, since it uses less digits than its factorization.

12301301020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471909 (or 471907 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12301301020 its reverse (2010310321), we get a palindrome (14311611341).

The spelling of 12301301020 in words is "twelve billion, three hundred one million, three hundred one thousand, twenty".

Divisors: 1 2 4 5 10 20 1307 2614 5228 6535 13070 26140 470593 941186 1882372 2352965 4705930 9411860 615065051 1230130102 2460260204 3075325255 6150650510 12301301020