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130321112202 = 23213249546461
BaseRepresentation
bin111100101011110111…
…1100101110010001010
3110110101022011102202100
41321113233211302022
54113344201042302
6135511345414230
712262323114351
oct1712757456212
9413338142670
10130321112202
11502a5963516
122131033a376
13c39b585058
146443db6998
1535cb142d1c
hex1e57be5c8a

130321112202 has 24 divisors (see below), whose sum is σ = 282384238500. Its totient is φ = 43437012480.

The previous prime is 130321112197. The next prime is 130321112261. The reversal of 130321112202 is 202211123031.

130321112202 is a `hidden beast` number, since 1 + 30 + 321 + 112 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 128515797081 + 1805315121 = 358491^2 + 42489^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34749 + ... + 511712.

Almost surely, 2130321112202 is an apocalyptic number.

130321112202 is an abundant number, since it is smaller than the sum of its proper divisors (152063126298).

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

130321112202 is a wasteful number, since it uses less digits than its factorization.

130321112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559718 (or 559715 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 130321112202 its reverse (202211123031), we get a palindrome (332532235233).

The spelling of 130321112202 in words is "one hundred thirty billion, three hundred twenty-one million, one hundred twelve thousand, two hundred two".

Divisors: 1 2 3 6 9 18 13249 26498 39747 79494 119241 238482 546461 1092922 1639383 3278766 4918149 9836298 7240061789 14480123578 21720185367 43440370734 65160556101 130321112202