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13020201132 = 2234723085463
BaseRepresentation
bin11000010000001000…
…01000000010101100
31020121101210202012120
430020010020002230
5203131132414012
65551552032540
7640436612031
oct141004100254
936541722176
1013020201132
115581622904
122634532750
1312c6625833
148b7307388
155130e258c
hex3081080ac

13020201132 has 24 divisors (see below), whose sum is σ = 31026863616. Its totient is φ = 4247725008.

The previous prime is 13020201127. The next prime is 13020201143. The reversal of 13020201132 is 23110202031.

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, 11542168 + ... + 11543295.

It is an arithmetic number, because the mean of its divisors is an integer number (1292785984).

Almost surely, 213020201132 is an apocalyptic number.

13020201132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13020201132 is an abundant number, since it is smaller than the sum of its proper divisors (18006662484).

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

13020201132 is a wasteful number, since it uses less digits than its factorization.

13020201132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23085517 (or 23085515 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13020201132 its reverse (23110202031), we get a palindrome (36130403163).

The spelling of 13020201132 in words is "thirteen billion, twenty million, two hundred one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 23085463 46170926 69256389 92341852 138512778 277025556 1085016761 2170033522 3255050283 4340067044 6510100566 13020201132